diff --git a/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/App.java b/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/App.java
index 473a2f03f..576458e0b 100644
--- a/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/App.java
+++ b/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/App.java
@@ -88,7 +88,7 @@ public class App {
          var statement = connection.createStatement()) {
       statement.execute(RoomSchemaSql.CREATE_SCHEMA_SQL);
     } catch (Exception e) {
-      throw new SqlException(e.getMessage(), e);
+      throw new Exception(e.getMessage(), e);
     }
   }
 
diff --git a/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/HotelDaoImpl.java b/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/HotelDaoImpl.java
index d1f90a98b..e64b64699 100644
--- a/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/HotelDaoImpl.java
+++ b/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/HotelDaoImpl.java
@@ -74,7 +74,7 @@ public class HotelDaoImpl implements HotelDao {
         }
       });
     } catch (Exception e) {
-      throw new SqlException(e.getMessage(), e);
+      throw new Exception(e.getMessage(), e);
     }
   }
 
@@ -92,8 +92,8 @@ public class HotelDaoImpl implements HotelDao {
       } else {
         return Optional.empty();
       }
-    } catch (Exception ex) {
-      throw new SqlException(ex.getMessage(), ex);
+    } catch (Exception e) {
+      throw new Exception(e.getMessage(), e);
     } finally {
       if (resultSet != null) {
         resultSet.close();
@@ -115,8 +115,8 @@ public class HotelDaoImpl implements HotelDao {
       statement.setBoolean(4, room.isBooked());
       statement.execute();
       return true;
-    } catch (Exception ex) {
-      throw new SqlException(ex.getMessage(), ex);
+    } catch (Exception e) {
+      throw new Exception(e.getMessage(), e);
     }
   }
 
@@ -132,8 +132,8 @@ public class HotelDaoImpl implements HotelDao {
       statement.setBoolean(3, room.isBooked());
       statement.setInt(4, room.getId());
       return statement.executeUpdate() > 0;
-    } catch (Exception ex) {
-      throw new SqlException(ex.getMessage(), ex);
+    } catch (Exception e) {
+      throw new Exception(e.getMessage(), e);
     }
   }
 
@@ -143,8 +143,8 @@ public class HotelDaoImpl implements HotelDao {
          var statement = connection.prepareStatement("DELETE FROM ROOMS WHERE ID = ?")) {
       statement.setInt(1, room.getId());
       return statement.executeUpdate() > 0;
-    } catch (Exception ex) {
-      throw new SqlException(ex.getMessage(), ex);
+    } catch (Exception e) {
+      throw new Exception(e.getMessage(), e);
     }
   }
 
@@ -159,7 +159,7 @@ public class HotelDaoImpl implements HotelDao {
       statement.close();
       connection.close();
     } catch (Exception e) {
-      throw new SqlException(e.getMessage(), e);
+      throw new Exception(e.getMessage(), e);
     }
   }
 
diff --git a/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/SqlException.java b/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/SqlException.java
deleted file mode 100644
index 369eb259d..000000000
--- a/transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/SqlException.java
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * The MIT License
- * Copyright © 2014-2019 Ilkka Seppälä
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-package com.ashishtrivedi16.transactionscript;
-
-/**
- * Custom exception.
- */
-public class SqlException extends Exception {
-
-  private static final long serialVersionUID = 1L;
-
-  public SqlException() {
-  }
-
-  public SqlException(String message) {
-    super(message);
-  }
-
-  public SqlException(String message, Throwable cause) {
-    super(message, cause);
-  }
-}
diff --git a/transaction-script/src/test/java/com/ashishtrivedi16/transactionscript/HotelTest.java b/transaction-script/src/test/java/com/ashishtrivedi16/transactionscript/HotelTest.java
index 86f4605b3..26bf4b5cd 100644
--- a/transaction-script/src/test/java/com/ashishtrivedi16/transactionscript/HotelTest.java
+++ b/transaction-script/src/test/java/com/ashishtrivedi16/transactionscript/HotelTest.java
@@ -114,7 +114,7 @@ public class HotelTest {
          var statement = connection.createStatement()) {
       statement.execute(RoomSchemaSql.CREATE_SCHEMA_SQL);
     } catch (Exception e) {
-      throw new SqlException(e.getMessage(), e);
+      throw new Exception(e.getMessage(), e);
     }
   }