diff --git a/abstract-factory/README.md b/abstract-factory/README.md
index a2410e7f2..6a840f316 100644
--- a/abstract-factory/README.md
+++ b/abstract-factory/README.md
@@ -5,7 +5,7 @@ folder: abstract-factory
 permalink: /patterns/abstract-factory/
 categories: Creational
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Also known as
diff --git a/adapter/README.md b/adapter/README.md
index d10af7c2c..a8a0214be 100644
--- a/adapter/README.md
+++ b/adapter/README.md
@@ -5,7 +5,7 @@ folder: adapter
 permalink: /patterns/adapter/
 categories: Structural
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Also known as
diff --git a/bridge/README.md b/bridge/README.md
index 5c1a183e4..ebd6e5b41 100644
--- a/bridge/README.md
+++ b/bridge/README.md
@@ -5,7 +5,7 @@ folder: bridge
 permalink: /patterns/bridge/
 categories: Structural
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Also known as
diff --git a/builder/README.md b/builder/README.md
index fa680e0e5..ccfc378d6 100644
--- a/builder/README.md
+++ b/builder/README.md
@@ -5,7 +5,7 @@ folder: builder
 permalink: /patterns/builder/
 categories: Creational
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Intent
diff --git a/chain/README.md b/chain/README.md
index dc247d482..1dc8af41c 100644
--- a/chain/README.md
+++ b/chain/README.md
@@ -5,7 +5,7 @@ folder: chain
 permalink: /patterns/chain/
 categories: Behavioral
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Intent
diff --git a/command/README.md b/command/README.md
index c5f471ce2..bab95b90c 100644
--- a/command/README.md
+++ b/command/README.md
@@ -5,7 +5,7 @@ folder: command
 permalink: /patterns/command/
 categories: Behavioral
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Also known as
diff --git a/composite/README.md b/composite/README.md
index e62897f2c..1db1ce14f 100644
--- a/composite/README.md
+++ b/composite/README.md
@@ -5,7 +5,7 @@ folder: composite
 permalink: /patterns/composite/
 categories: Structural
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Intent
diff --git a/interpreter/README.md b/interpreter/README.md
index d3dbc6bf3..6a941d2e5 100644
--- a/interpreter/README.md
+++ b/interpreter/README.md
@@ -5,7 +5,7 @@ folder: interpreter
 permalink: /patterns/interpreter/
 categories: Behavioral
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Intent
diff --git a/iterator/README.md b/iterator/README.md
index fd18045fa..61cf0291a 100644
--- a/iterator/README.md
+++ b/iterator/README.md
@@ -5,7 +5,7 @@ folder: iterator
 permalink: /patterns/iterator/
 categories: Behavioral
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Also known as
diff --git a/memento/README.md b/memento/README.md
index a07009944..6dd262f9c 100644
--- a/memento/README.md
+++ b/memento/README.md
@@ -5,7 +5,7 @@ folder: memento
 permalink: /patterns/memento/
 categories: Behavioral
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Also known as
diff --git a/singleton/README.md b/singleton/README.md
index 6d9cfcd82..8c145f1df 100644
--- a/singleton/README.md
+++ b/singleton/README.md
@@ -5,7 +5,7 @@ folder: singleton
 permalink: /patterns/singleton/
 categories: Creational
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Intent
diff --git a/state/README.md b/state/README.md
index 9519a2154..d41b75df1 100644
--- a/state/README.md
+++ b/state/README.md
@@ -5,7 +5,7 @@ folder: state
 permalink: /patterns/state/
 categories: Behavioral
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Also known as
diff --git a/strategy/README.md b/strategy/README.md
index 89cdb4dd3..4c6f889e1 100644
--- a/strategy/README.md
+++ b/strategy/README.md
@@ -5,7 +5,7 @@ folder: strategy
 permalink: /patterns/strategy/
 categories: Behavioral
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Also known as
diff --git a/template-method/README.md b/template-method/README.md
index 43726fda5..668d6e28c 100644
--- a/template-method/README.md
+++ b/template-method/README.md
@@ -5,7 +5,7 @@ folder: template-method
 permalink: /patterns/template-method/
 categories: Behavioral
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Intent
diff --git a/visitor/README.md b/visitor/README.md
index 978b49c9e..382752610 100644
--- a/visitor/README.md
+++ b/visitor/README.md
@@ -5,7 +5,7 @@ folder: visitor
 permalink: /patterns/visitor/
 categories: Behavioral
 tags:
- - Gang Of Four
+ - Gang of Four
 ---
 
 ## Intent