diff --git a/abstract-document/pom.xml b/abstract-document/pom.xml
index 4396b99ae..3bde729d7 100644
--- a/abstract-document/pom.xml
+++ b/abstract-document/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <artifactId>java-design-patterns</artifactId>
         <groupId>com.iluwatar</groupId>
-        <version>1.18.0-SNAPSHOT</version>
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     </parent>
     <artifactId>abstract-document</artifactId>
     <dependencies>
diff --git a/abstract-factory/pom.xml b/abstract-factory/pom.xml
index 6c5c6f3ac..735ecd9d7 100644
--- a/abstract-factory/pom.xml
+++ b/abstract-factory/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
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   </parent>
   <artifactId>abstract-factory</artifactId>
   <dependencies>
diff --git a/adapter/pom.xml b/adapter/pom.xml
index 7f458137a..db18c008a 100644
--- a/adapter/pom.xml
+++ b/adapter/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
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   <artifactId>adapter</artifactId>
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diff --git a/aggregator-microservices/aggregator-service/pom.xml b/aggregator-microservices/aggregator-service/pom.xml
index 78d129e2d..d8b557c02 100644
--- a/aggregator-microservices/aggregator-service/pom.xml
+++ b/aggregator-microservices/aggregator-service/pom.xml
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         <groupId>com.iluwatar</groupId>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/aggregator-microservices/information-microservice/pom.xml b/aggregator-microservices/information-microservice/pom.xml
index 64a36fc32..4f6d66fda 100644
--- a/aggregator-microservices/information-microservice/pom.xml
+++ b/aggregator-microservices/information-microservice/pom.xml
@@ -29,7 +29,7 @@
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diff --git a/aggregator-microservices/inventory-microservice/pom.xml b/aggregator-microservices/inventory-microservice/pom.xml
index aaec8244e..d8e35867d 100644
--- a/aggregator-microservices/inventory-microservice/pom.xml
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diff --git a/aggregator-microservices/pom.xml b/aggregator-microservices/pom.xml
index 9364ad999..cbbe9757b 100644
--- a/aggregator-microservices/pom.xml
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diff --git a/api-gateway/api-gateway-service/pom.xml b/api-gateway/api-gateway-service/pom.xml
index 1b817820b..005a2a80e 100644
--- a/api-gateway/api-gateway-service/pom.xml
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   <modelVersion>4.0.0</modelVersion>
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diff --git a/api-gateway/image-microservice/pom.xml b/api-gateway/image-microservice/pom.xml
index 940b295d5..87a34676d 100644
--- a/api-gateway/image-microservice/pom.xml
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index 4334385dd..39896b4fc 100644
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diff --git a/api-gateway/price-microservice/pom.xml b/api-gateway/price-microservice/pom.xml
index 09cb229c9..cf521361a 100644
--- a/api-gateway/price-microservice/pom.xml
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   <modelVersion>4.0.0</modelVersion>
diff --git a/async-method-invocation/pom.xml b/async-method-invocation/pom.xml
index 6c693bdee..ac36d52a4 100644
--- a/async-method-invocation/pom.xml
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diff --git a/balking/pom.xml b/balking/pom.xml
index 535823c90..e80ac9910 100644
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diff --git a/bridge/pom.xml b/bridge/pom.xml
index 54be9defc..69998987b 100644
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   <artifactId>bridge</artifactId>
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diff --git a/builder/pom.xml b/builder/pom.xml
index cd28ab418..64d32f255 100644
--- a/builder/pom.xml
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diff --git a/business-delegate/pom.xml b/business-delegate/pom.xml
index 0be825399..42fed0aeb 100644
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 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
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 	<artifactId>business-delegate</artifactId>
 	<dependencies>
diff --git a/caching/pom.xml b/caching/pom.xml
index 351d6d767..8dac8d6af 100644
--- a/caching/pom.xml
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     <groupId>com.iluwatar</groupId>
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   <artifactId>caching</artifactId>
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diff --git a/callback/pom.xml b/callback/pom.xml
index b8e035c66..ae3c62c84 100644
--- a/callback/pom.xml
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   <artifactId>callback</artifactId>
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diff --git a/chain/pom.xml b/chain/pom.xml
index fc3e45842..ae1671a9c 100644
--- a/chain/pom.xml
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   <artifactId>chain</artifactId>
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diff --git a/command/pom.xml b/command/pom.xml
index 04c90a9b2..3a6a8359e 100644
--- a/command/pom.xml
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   <artifactId>command</artifactId>
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diff --git a/composite/pom.xml b/composite/pom.xml
index 9f2008591..a1a05a789 100644
--- a/composite/pom.xml
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   <artifactId>composite</artifactId>
   <dependencies>
diff --git a/converter/pom.xml b/converter/pom.xml
index f11ab3e5b..c5b8d320d 100644
--- a/converter/pom.xml
+++ b/converter/pom.xml
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     <modelVersion>4.0.0</modelVersion>
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diff --git a/cqrs/pom.xml b/cqrs/pom.xml
index a17109d10..0f039a2f7 100644
--- a/cqrs/pom.xml
+++ b/cqrs/pom.xml
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 		<groupId>com.iluwatar</groupId>
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 	<artifactId>cqrs</artifactId>
 	<dependencies>
diff --git a/dao/pom.xml b/dao/pom.xml
index 7241273eb..f797566ee 100644
--- a/dao/pom.xml
+++ b/dao/pom.xml
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   <artifactId>dao</artifactId>
 
diff --git a/data-bus/pom.xml b/data-bus/pom.xml
index 623116883..85a707fe5 100644
--- a/data-bus/pom.xml
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diff --git a/data-mapper/pom.xml b/data-mapper/pom.xml
index 1b3901022..62a585db9 100644
--- a/data-mapper/pom.xml
+++ b/data-mapper/pom.xml
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 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
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 	<artifactId>data-mapper</artifactId>
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diff --git a/data-transfer-object/pom.xml b/data-transfer-object/pom.xml
index 5d4f3c0f3..eb4555ff6 100644
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diff --git a/decorator/pom.xml b/decorator/pom.xml
index 986a5300c..a936be7ad 100644
--- a/decorator/pom.xml
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diff --git a/delegation/pom.xml b/delegation/pom.xml
index 9056d3a9e..355847f52 100644
--- a/delegation/pom.xml
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diff --git a/dependency-injection/pom.xml b/dependency-injection/pom.xml
index 2f54811e8..5e2fedbca 100644
--- a/dependency-injection/pom.xml
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diff --git a/double-checked-locking/pom.xml b/double-checked-locking/pom.xml
index c4991616c..7ad4597b3 100644
--- a/double-checked-locking/pom.xml
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diff --git a/double-dispatch/pom.xml b/double-dispatch/pom.xml
index 23fb4f03f..7d420eb2e 100644
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diff --git a/eip-aggregator/pom.xml b/eip-aggregator/pom.xml
index 82abd27d6..c92036859 100644
--- a/eip-aggregator/pom.xml
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     <dependencies>
diff --git a/eip-splitter/pom.xml b/eip-splitter/pom.xml
index edfe45cb7..6a29b4237 100644
--- a/eip-splitter/pom.xml
+++ b/eip-splitter/pom.xml
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diff --git a/eip-wire-tap/pom.xml b/eip-wire-tap/pom.xml
index cd373c523..b5ca42554 100644
--- a/eip-wire-tap/pom.xml
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diff --git a/event-aggregator/pom.xml b/event-aggregator/pom.xml
index 7e715fb5c..4218b4dbe 100644
--- a/event-aggregator/pom.xml
+++ b/event-aggregator/pom.xml
@@ -28,7 +28,7 @@
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 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
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 	<artifactId>event-aggregator</artifactId>
 	<dependencies>
diff --git a/event-asynchronous/pom.xml b/event-asynchronous/pom.xml
index b37dfce72..1c1636a4d 100644
--- a/event-asynchronous/pom.xml
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@@ -29,7 +29,7 @@
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diff --git a/event-driven-architecture/pom.xml b/event-driven-architecture/pom.xml
index 282a05e82..83802bfb3 100644
--- a/event-driven-architecture/pom.xml
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     <artifactId>event-driven-architecture</artifactId>
diff --git a/event-queue/pom.xml b/event-queue/pom.xml
index e2ca24cb0..35b11465b 100644
--- a/event-queue/pom.xml
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diff --git a/event-sourcing/pom.xml b/event-sourcing/pom.xml
index e095893f8..c16cefed1 100644
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diff --git a/execute-around/pom.xml b/execute-around/pom.xml
index aea1c38aa..c323301f0 100644
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diff --git a/extension-objects/pom.xml b/extension-objects/pom.xml
index 7fe8358ab..dead5afe2 100644
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diff --git a/facade/pom.xml b/facade/pom.xml
index 79d7943d1..3983e0c87 100644
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diff --git a/factory-kit/pom.xml b/factory-kit/pom.xml
index ff580e794..d1f2a0a43 100644
--- a/factory-kit/pom.xml
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diff --git a/factory-method/pom.xml b/factory-method/pom.xml
index 46875df4f..3bb7ef787 100644
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diff --git a/feature-toggle/pom.xml b/feature-toggle/pom.xml
index 9db78e798..9cee216bb 100644
--- a/feature-toggle/pom.xml
+++ b/feature-toggle/pom.xml
@@ -30,7 +30,7 @@
     <parent>
         <artifactId>java-design-patterns</artifactId>
         <groupId>com.iluwatar</groupId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/fluentinterface/pom.xml b/fluentinterface/pom.xml
index ecd829936..3de09bac5 100644
--- a/fluentinterface/pom.xml
+++ b/fluentinterface/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <artifactId>java-design-patterns</artifactId>
         <groupId>com.iluwatar</groupId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/flux/pom.xml b/flux/pom.xml
index 6325d4550..a859dc7b0 100644
--- a/flux/pom.xml
+++ b/flux/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>flux</artifactId>
   <dependencies>
diff --git a/flyweight/pom.xml b/flyweight/pom.xml
index 510433ab4..20a849bcf 100644
--- a/flyweight/pom.xml
+++ b/flyweight/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>flyweight</artifactId>
   <dependencies>
diff --git a/front-controller/pom.xml b/front-controller/pom.xml
index 6246fb0e4..09436b4aa 100644
--- a/front-controller/pom.xml
+++ b/front-controller/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 	<artifactId>front-controller</artifactId>
 	<dependencies>
diff --git a/guarded-suspension/pom.xml b/guarded-suspension/pom.xml
index a0c915559..5db6f074d 100644
--- a/guarded-suspension/pom.xml
+++ b/guarded-suspension/pom.xml
@@ -30,7 +30,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <packaging>jar</packaging>
   <artifactId>guarded-suspension</artifactId>
diff --git a/half-sync-half-async/pom.xml b/half-sync-half-async/pom.xml
index 36955f955..046b68016 100644
--- a/half-sync-half-async/pom.xml
+++ b/half-sync-half-async/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>half-sync-half-async</artifactId>
   <dependencies>
diff --git a/hexagonal/pom.xml b/hexagonal/pom.xml
index 3e7c1d3dd..e42893406 100644
--- a/hexagonal/pom.xml
+++ b/hexagonal/pom.xml
@@ -30,7 +30,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>hexagonal</artifactId>
   <dependencies>
diff --git a/intercepting-filter/pom.xml b/intercepting-filter/pom.xml
index 0664754d7..8bf4f5548 100644
--- a/intercepting-filter/pom.xml
+++ b/intercepting-filter/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>intercepting-filter</artifactId>
   <dependencies>
diff --git a/interpreter/pom.xml b/interpreter/pom.xml
index 794d9b6ca..caa047bc3 100644
--- a/interpreter/pom.xml
+++ b/interpreter/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>interpreter</artifactId>
   <dependencies>
diff --git a/iterator/pom.xml b/iterator/pom.xml
index f33dec661..8581a8b06 100644
--- a/iterator/pom.xml
+++ b/iterator/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>iterator</artifactId>
   <dependencies>
diff --git a/layers/pom.xml b/layers/pom.xml
index e9245815a..6ad94f8e8 100644
--- a/layers/pom.xml
+++ b/layers/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 	<groupId>com.iluwatar.layers</groupId>
 	<artifactId>layers</artifactId>
diff --git a/lazy-loading/pom.xml b/lazy-loading/pom.xml
index f63756f7e..0b10d6d8f 100644
--- a/lazy-loading/pom.xml
+++ b/lazy-loading/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>lazy-loading</artifactId>
   <dependencies>
diff --git a/marker/pom.xml b/marker/pom.xml
index bd3c1886e..daf16b0f0 100644
--- a/marker/pom.xml
+++ b/marker/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>java-design-patterns</artifactId>
     <groupId>com.iluwatar</groupId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/mediator/pom.xml b/mediator/pom.xml
index 72f7483b4..886b4bdb1 100644
--- a/mediator/pom.xml
+++ b/mediator/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>mediator</artifactId>
   <dependencies>
diff --git a/memento/pom.xml b/memento/pom.xml
index f17e402db..72adb0b1e 100644
--- a/memento/pom.xml
+++ b/memento/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>memento</artifactId>
   <dependencies>
diff --git a/message-channel/pom.xml b/message-channel/pom.xml
index decc1a7a7..c0352fd35 100644
--- a/message-channel/pom.xml
+++ b/message-channel/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 	<artifactId>message-channel</artifactId>
 	<dependencies>
diff --git a/model-view-controller/pom.xml b/model-view-controller/pom.xml
index 3111109db..9ffb54746 100644
--- a/model-view-controller/pom.xml
+++ b/model-view-controller/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>model-view-controller</artifactId>
   <dependencies>
diff --git a/model-view-presenter/pom.xml b/model-view-presenter/pom.xml
index 4de47f35f..2ea7fc0f7 100644
--- a/model-view-presenter/pom.xml
+++ b/model-view-presenter/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>model-view-presenter</artifactId>
   <name>model-view-presenter</name>
diff --git a/module/pom.xml b/module/pom.xml
index 354beef6d..e6506ce72 100644
--- a/module/pom.xml
+++ b/module/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 	<artifactId>module</artifactId>
 	<dependencies>
diff --git a/monad/pom.xml b/monad/pom.xml
index d18f75230..17a41175e 100644
--- a/monad/pom.xml
+++ b/monad/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>com.iluwatar</groupId>
         <artifactId>java-design-patterns</artifactId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <artifactId>monad</artifactId>
     <dependencies>
diff --git a/monostate/pom.xml b/monostate/pom.xml
index ba1834187..2261b38af 100644
--- a/monostate/pom.xml
+++ b/monostate/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>monostate</artifactId>
   <dependencies>
diff --git a/multiton/pom.xml b/multiton/pom.xml
index f217f3e05..311bfdde4 100644
--- a/multiton/pom.xml
+++ b/multiton/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>multiton</artifactId>
   <dependencies>
diff --git a/mute-idiom/pom.xml b/mute-idiom/pom.xml
index b92a330b1..f6342aa30 100644
--- a/mute-idiom/pom.xml
+++ b/mute-idiom/pom.xml
@@ -21,7 +21,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 	<artifactId>mute-idiom</artifactId>
 	<dependencies>
diff --git a/mutex/pom.xml b/mutex/pom.xml
index 90d8d718a..e08a4e89b 100644
--- a/mutex/pom.xml
+++ b/mutex/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>mutex</artifactId>
   <dependencies>
diff --git a/naked-objects/dom/pom.xml b/naked-objects/dom/pom.xml
index 4cb2c5c49..e062e5edc 100644
--- a/naked-objects/dom/pom.xml
+++ b/naked-objects/dom/pom.xml
@@ -16,7 +16,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>naked-objects</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 
 	<artifactId>naked-objects-dom</artifactId>
diff --git a/naked-objects/fixture/pom.xml b/naked-objects/fixture/pom.xml
index 88c982dfd..d3cea1415 100644
--- a/naked-objects/fixture/pom.xml
+++ b/naked-objects/fixture/pom.xml
@@ -16,7 +16,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>naked-objects</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 
 	<artifactId>naked-objects-fixture</artifactId>
diff --git a/naked-objects/integtests/pom.xml b/naked-objects/integtests/pom.xml
index c58c2f11a..b08a7e368 100644
--- a/naked-objects/integtests/pom.xml
+++ b/naked-objects/integtests/pom.xml
@@ -16,7 +16,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>naked-objects</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 
 	<artifactId>naked-objects-integtests</artifactId>
diff --git a/naked-objects/pom.xml b/naked-objects/pom.xml
index 3d89e5af1..d5fb9a6ea 100644
--- a/naked-objects/pom.xml
+++ b/naked-objects/pom.xml
@@ -15,7 +15,7 @@
 	<parent>
 		<artifactId>java-design-patterns</artifactId>
 		<groupId>com.iluwatar</groupId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 
 	<artifactId>naked-objects</artifactId>
@@ -350,17 +350,17 @@
 			<dependency>
 				<groupId>${project.groupId}</groupId>
 				<artifactId>naked-objects-dom</artifactId>
-				<version>1.18.0-SNAPSHOT</version>
+				<version>1.18.0</version>
 			</dependency>
 			<dependency>
 				<groupId>${project.groupId}</groupId>
 				<artifactId>naked-objects-fixture</artifactId>
-				<version>1.18.0-SNAPSHOT</version>
+				<version>1.18.0</version>
 			</dependency>
 			<dependency>
 				<groupId>${project.groupId}</groupId>
 				<artifactId>naked-objects-webapp</artifactId>
-				<version>1.18.0-SNAPSHOT</version>
+				<version>1.18.0</version>
 			</dependency>
 
 		</dependencies>
diff --git a/naked-objects/webapp/pom.xml b/naked-objects/webapp/pom.xml
index 485070b4b..df28061f7 100644
--- a/naked-objects/webapp/pom.xml
+++ b/naked-objects/webapp/pom.xml
@@ -16,7 +16,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>naked-objects</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 
 	<artifactId>naked-objects-webapp</artifactId>
diff --git a/null-object/pom.xml b/null-object/pom.xml
index 15111ef2e..c913c1c1a 100644
--- a/null-object/pom.xml
+++ b/null-object/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>null-object</artifactId>
   <dependencies>
diff --git a/object-mother/pom.xml b/object-mother/pom.xml
index 9f76e42b4..f8d00ada0 100644
--- a/object-mother/pom.xml
+++ b/object-mother/pom.xml
@@ -30,7 +30,7 @@
     <parent>
         <groupId>com.iluwatar</groupId>
         <artifactId>java-design-patterns</artifactId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <artifactId>object-mother</artifactId>
     <dependencies>
diff --git a/object-pool/pom.xml b/object-pool/pom.xml
index 39180f762..073b79b9b 100644
--- a/object-pool/pom.xml
+++ b/object-pool/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>object-pool</artifactId>
   <dependencies>
diff --git a/observer/pom.xml b/observer/pom.xml
index aa17ca1f5..f50e96abb 100644
--- a/observer/pom.xml
+++ b/observer/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>observer</artifactId>
   <dependencies>
diff --git a/page-object/pom.xml b/page-object/pom.xml
index 5ed61f527..078fbc356 100644
--- a/page-object/pom.xml
+++ b/page-object/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>com.iluwatar</groupId>
         <artifactId>java-design-patterns</artifactId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <artifactId>page-object</artifactId>
     <dependencies>
diff --git a/partial-response/pom.xml b/partial-response/pom.xml
index 6f4f40f61..22e03d12d 100644
--- a/partial-response/pom.xml
+++ b/partial-response/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <artifactId>java-design-patterns</artifactId>
         <groupId>com.iluwatar</groupId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/poison-pill/pom.xml b/poison-pill/pom.xml
index e5ea45817..b088a13cf 100644
--- a/poison-pill/pom.xml
+++ b/poison-pill/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>poison-pill</artifactId>
   <dependencies>
diff --git a/pom.xml b/pom.xml
index 9fa925d82..0815515a4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
     <packaging>pom</packaging>
     <inceptionYear>2014</inceptionYear>
     <properties>
diff --git a/private-class-data/pom.xml b/private-class-data/pom.xml
index 5d282faa3..d5ec228d6 100644
--- a/private-class-data/pom.xml
+++ b/private-class-data/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>private-class-data</artifactId>
   <dependencies>
diff --git a/producer-consumer/pom.xml b/producer-consumer/pom.xml
index b04b5c402..7831e1f63 100644
--- a/producer-consumer/pom.xml
+++ b/producer-consumer/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>producer-consumer</artifactId>
   <dependencies>
diff --git a/promise/pom.xml b/promise/pom.xml
index 9253785ba..bef822d3e 100644
--- a/promise/pom.xml
+++ b/promise/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
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   </parent>
   <artifactId>promise</artifactId>
   <dependencies>
diff --git a/property/pom.xml b/property/pom.xml
index d34218bac..bce5ac887 100644
--- a/property/pom.xml
+++ b/property/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>property</artifactId>
   <dependencies>
diff --git a/prototype/pom.xml b/prototype/pom.xml
index 89483494e..ee505b8f5 100644
--- a/prototype/pom.xml
+++ b/prototype/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>prototype</artifactId>
   <dependencies>
diff --git a/proxy/pom.xml b/proxy/pom.xml
index 4a07f820f..54e5ece51 100644
--- a/proxy/pom.xml
+++ b/proxy/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>proxy</artifactId>
   <dependencies>
diff --git a/publish-subscribe/pom.xml b/publish-subscribe/pom.xml
index 2356c57ac..1b3b3dde0 100644
--- a/publish-subscribe/pom.xml
+++ b/publish-subscribe/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 	<artifactId>publish-subscribe</artifactId>
 	<dependencies>
diff --git a/queue-load-leveling/pom.xml b/queue-load-leveling/pom.xml
index 032534eeb..928204a73 100644
--- a/queue-load-leveling/pom.xml
+++ b/queue-load-leveling/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>queue-load-leveling</artifactId>
   <dependencies>
diff --git a/reactor/pom.xml b/reactor/pom.xml
index f9c546e21..c95d91026 100644
--- a/reactor/pom.xml
+++ b/reactor/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>reactor</artifactId>
   <dependencies>
diff --git a/reader-writer-lock/pom.xml b/reader-writer-lock/pom.xml
index 79d6f93ff..0f37c05bf 100644
--- a/reader-writer-lock/pom.xml
+++ b/reader-writer-lock/pom.xml
@@ -30,7 +30,7 @@
     <parent>
         <groupId>com.iluwatar</groupId>
         <artifactId>java-design-patterns</artifactId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <artifactId>reader-writer-lock</artifactId>
     <dependencies>
diff --git a/repository/pom.xml b/repository/pom.xml
index c5b644b3d..7c91241b0 100644
--- a/repository/pom.xml
+++ b/repository/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>com.iluwatar</groupId>
         <artifactId>java-design-patterns</artifactId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <artifactId>repository</artifactId>
     <dependencies>
diff --git a/resource-acquisition-is-initialization/pom.xml b/resource-acquisition-is-initialization/pom.xml
index 0e9c5116d..f160a271b 100644
--- a/resource-acquisition-is-initialization/pom.xml
+++ b/resource-acquisition-is-initialization/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>resource-acquisition-is-initialization</artifactId>
   <dependencies>
diff --git a/retry/pom.xml b/retry/pom.xml
index 1e23bf7d9..6124e07c2 100644
--- a/retry/pom.xml
+++ b/retry/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>com.iluwatar</groupId>
         <artifactId>java-design-patterns</artifactId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <artifactId>retry</artifactId>
     <packaging>jar</packaging>
diff --git a/semaphore/pom.xml b/semaphore/pom.xml
index 680cdeba5..50d240744 100644
--- a/semaphore/pom.xml
+++ b/semaphore/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>semaphore</artifactId>
   <dependencies>
diff --git a/servant/pom.xml b/servant/pom.xml
index c12ff043c..956e76f10 100644
--- a/servant/pom.xml
+++ b/servant/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>servant</artifactId>
   <dependencies>
diff --git a/service-layer/pom.xml b/service-layer/pom.xml
index 45c7c32f3..36d0af680 100644
--- a/service-layer/pom.xml
+++ b/service-layer/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>service-layer</artifactId>
   <dependencies>
diff --git a/service-locator/pom.xml b/service-locator/pom.xml
index e54e1d01c..5bc7ffea4 100644
--- a/service-locator/pom.xml
+++ b/service-locator/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>service-locator</artifactId>
   <dependencies>
diff --git a/singleton/pom.xml b/singleton/pom.xml
index 3a6b21139..41d45f070 100644
--- a/singleton/pom.xml
+++ b/singleton/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>singleton</artifactId>
   <dependencies>
diff --git a/specification/pom.xml b/specification/pom.xml
index f84464d22..c586e1d6d 100644
--- a/specification/pom.xml
+++ b/specification/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>specification</artifactId>
   <dependencies>
diff --git a/state/pom.xml b/state/pom.xml
index e1c458b73..1f43794a7 100644
--- a/state/pom.xml
+++ b/state/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>state</artifactId>
   <dependencies>
diff --git a/step-builder/pom.xml b/step-builder/pom.xml
index 9cbfa9abf..202186c5f 100644
--- a/step-builder/pom.xml
+++ b/step-builder/pom.xml
@@ -30,7 +30,7 @@
   <parent>
     <artifactId>java-design-patterns</artifactId>
     <groupId>com.iluwatar</groupId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>step-builder</artifactId>
   <dependencies>
diff --git a/strategy/pom.xml b/strategy/pom.xml
index 81b64220b..320a8e9f7 100644
--- a/strategy/pom.xml
+++ b/strategy/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>strategy</artifactId>
   <dependencies>
diff --git a/template-method/pom.xml b/template-method/pom.xml
index 700417a6e..9b48875b2 100644
--- a/template-method/pom.xml
+++ b/template-method/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>template-method</artifactId>
   <dependencies>
diff --git a/thread-pool/pom.xml b/thread-pool/pom.xml
index a20ff22a2..3ba4fc8c2 100644
--- a/thread-pool/pom.xml
+++ b/thread-pool/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>thread-pool</artifactId>
   <dependencies>
diff --git a/throttling/pom.xml b/throttling/pom.xml
index 9ae7055b2..a8ad07507 100644
--- a/throttling/pom.xml
+++ b/throttling/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <artifactId>java-design-patterns</artifactId>
         <groupId>com.iluwatar</groupId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/tls/pom.xml b/tls/pom.xml
index 65bfc2146..8b153fa21 100644
--- a/tls/pom.xml
+++ b/tls/pom.xml
@@ -30,7 +30,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>tls</artifactId>
   <dependencies>
diff --git a/tolerant-reader/pom.xml b/tolerant-reader/pom.xml
index 01c2cf18a..aed6e7727 100644
--- a/tolerant-reader/pom.xml
+++ b/tolerant-reader/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>tolerant-reader</artifactId>
   <dependencies>
diff --git a/twin/pom.xml b/twin/pom.xml
index fd9553428..bf0d52f6e 100644
--- a/twin/pom.xml
+++ b/twin/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>twin</artifactId>
   <dependencies>
diff --git a/unit-of-work/pom.xml b/unit-of-work/pom.xml
index 129d8dc51..4ee2927a6 100644
--- a/unit-of-work/pom.xml
+++ b/unit-of-work/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>java-design-patterns</artifactId>
         <groupId>com.iluwatar</groupId>
-        <version>1.18.0-SNAPSHOT</version>
+        <version>1.18.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/value-object/pom.xml b/value-object/pom.xml
index 026b6220a..5d00067ea 100644
--- a/value-object/pom.xml
+++ b/value-object/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
-		<version>1.18.0-SNAPSHOT</version>
+		<version>1.18.0</version>
 	</parent>
 	<artifactId>value-object</artifactId>
 	<dependencies>
diff --git a/visitor/pom.xml b/visitor/pom.xml
index ea75fdf5a..3b4f56e3f 100644
--- a/visitor/pom.xml
+++ b/visitor/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.18.0-SNAPSHOT</version>
+    <version>1.18.0</version>
   </parent>
   <artifactId>visitor</artifactId>
   <dependencies>