diff --git a/abstract-document/pom.xml b/abstract-document/pom.xml
index fef78a82f5d..cf49544cd1e 100644
--- a/abstract-document/pom.xml
+++ b/abstract-document/pom.xml
@@ -29,7 +29,7 @@
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         <groupId>com.iluwatar</groupId>
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     <artifactId>abstract-document</artifactId>
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diff --git a/abstract-factory/pom.xml b/abstract-factory/pom.xml
index b606c5b2268..f3a266f8ef7 100644
--- a/abstract-factory/pom.xml
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   <artifactId>abstract-factory</artifactId>
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diff --git a/adapter/pom.xml b/adapter/pom.xml
index 644e609b8cb..24245fad72c 100644
--- a/adapter/pom.xml
+++ b/adapter/pom.xml
@@ -29,7 +29,7 @@
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diff --git a/aggregator-microservices/aggregator-service/pom.xml b/aggregator-microservices/aggregator-service/pom.xml
index 27c261f56d4..32d5caa3f2e 100644
--- a/aggregator-microservices/aggregator-service/pom.xml
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diff --git a/aggregator-microservices/information-microservice/pom.xml b/aggregator-microservices/information-microservice/pom.xml
index 81105ed7d0a..8b24cdcc0f1 100644
--- a/aggregator-microservices/information-microservice/pom.xml
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diff --git a/aggregator-microservices/inventory-microservice/pom.xml b/aggregator-microservices/inventory-microservice/pom.xml
index a78ea5e6c2b..06804343cd9 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 a62869c2611..aae6b88d5a2 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 87927eaeed1..a97c25cfc3c 100644
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diff --git a/api-gateway/image-microservice/pom.xml b/api-gateway/image-microservice/pom.xml
index cf48bfbc360..574623b3aea 100644
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diff --git a/api-gateway/price-microservice/pom.xml b/api-gateway/price-microservice/pom.xml
index 57cbc8e44ee..aed9fb38b98 100644
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index 8083c4464f9..7e15aff73e3 100644
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diff --git a/balking/pom.xml b/balking/pom.xml
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diff --git a/bridge/pom.xml b/bridge/pom.xml
index f7c8108be71..be0f5439cbe 100644
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diff --git a/builder/pom.xml b/builder/pom.xml
index c8fb5aceafd..0f70791e46e 100644
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index 0de9f0c4ff5..c6ceb7e43f0 100644
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diff --git a/caching/pom.xml b/caching/pom.xml
index faea04dfe17..cd17845392d 100644
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diff --git a/callback/pom.xml b/callback/pom.xml
index 79be1fd4e6b..c87e58f63dc 100644
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index 92778cdcc71..ffdb13821cb 100644
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diff --git a/command/pom.xml b/command/pom.xml
index 3a0db3d4fc6..397818f5cf3 100644
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diff --git a/composite/pom.xml b/composite/pom.xml
index d027606a1d3..913db6989aa 100644
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diff --git a/converter/pom.xml b/converter/pom.xml
index ab4dad7d2ab..923b0e43c5f 100644
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diff --git a/cqrs/pom.xml b/cqrs/pom.xml
index da126bf194c..2e5644bb687 100644
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diff --git a/dao/pom.xml b/dao/pom.xml
index e2ecbed3646..4c4c8500da9 100644
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diff --git a/data-bus/pom.xml b/data-bus/pom.xml
index d0f6bf9b410..318caf89abc 100644
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diff --git a/data-mapper/pom.xml b/data-mapper/pom.xml
index 57bb45960d6..66a0e469e0e 100644
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diff --git a/data-transfer-object/pom.xml b/data-transfer-object/pom.xml
index ccbd3df5eec..b0fd66da351 100644
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diff --git a/decorator/pom.xml b/decorator/pom.xml
index 4638e3cf11c..8319c7a8f2b 100644
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diff --git a/delegation/pom.xml b/delegation/pom.xml
index d8dde749bc3..f2cb95dc167 100644
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diff --git a/dependency-injection/pom.xml b/dependency-injection/pom.xml
index 27283c24433..e01d5b68d13 100644
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diff --git a/double-checked-locking/pom.xml b/double-checked-locking/pom.xml
index e7dd3d2eb27..f32a45d3790 100644
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index d0bfd3835eb..44107f474dc 100644
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diff --git a/event-aggregator/pom.xml b/event-aggregator/pom.xml
index 5ec3d7d901c..a3e7f96cf50 100644
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diff --git a/event-asynchronous/pom.xml b/event-asynchronous/pom.xml
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index 3759b28eee0..4db6b6c0c69 100644
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index e2ae489f23a..cbfc0976da6 100644
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index c617d212752..3da4dc440bc 100644
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diff --git a/facade/pom.xml b/facade/pom.xml
index b6a2cae9e8e..7a60215307b 100644
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diff --git a/factory-kit/pom.xml b/factory-kit/pom.xml
index 3039790b4eb..eee0cd7348e 100644
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index bc132c29e8d..8c54f63a1a4 100644
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index 886f9d5340c..11318e29591 100644
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diff --git a/flux/pom.xml b/flux/pom.xml
index a4ea8efa6bd..779bd3e974d 100644
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     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>flux</artifactId>
   <dependencies>
diff --git a/flyweight/pom.xml b/flyweight/pom.xml
index 51c46fee072..9814dc2df2a 100644
--- a/flyweight/pom.xml
+++ b/flyweight/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>flyweight</artifactId>
   <dependencies>
diff --git a/front-controller/pom.xml b/front-controller/pom.xml
index dc0e971e620..b9080bda783 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>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>front-controller</artifactId>
 	<dependencies>
diff --git a/guarded-suspension/pom.xml b/guarded-suspension/pom.xml
index 895264d3b69..bcc9ead0639 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>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</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 d737a93a1f7..ac8464d759d 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>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>half-sync-half-async</artifactId>
   <dependencies>
diff --git a/hexagonal/pom.xml b/hexagonal/pom.xml
index a222f4b6438..940a7fc6121 100644
--- a/hexagonal/pom.xml
+++ b/hexagonal/pom.xml
@@ -30,7 +30,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>hexagonal</artifactId>
   <dependencies>
diff --git a/intercepting-filter/pom.xml b/intercepting-filter/pom.xml
index 940ce55de61..40888b7f317 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>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>intercepting-filter</artifactId>
   <dependencies>
diff --git a/interpreter/pom.xml b/interpreter/pom.xml
index 9c0ff40d4dc..8c0ab09a07c 100644
--- a/interpreter/pom.xml
+++ b/interpreter/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>interpreter</artifactId>
   <dependencies>
diff --git a/iterator/pom.xml b/iterator/pom.xml
index 46f4ca9de5a..2233e0b32b5 100644
--- a/iterator/pom.xml
+++ b/iterator/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>iterator</artifactId>
   <dependencies>
diff --git a/layers/pom.xml b/layers/pom.xml
index 00f531f4b9b..d15b524de4e 100644
--- a/layers/pom.xml
+++ b/layers/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
-		<version>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 	<groupId>com.iluwatar.layers</groupId>
 	<artifactId>layers</artifactId>
diff --git a/lazy-loading/pom.xml b/lazy-loading/pom.xml
index 4f321d3f1cf..9d3652feb89 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>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>lazy-loading</artifactId>
   <dependencies>
diff --git a/marker/pom.xml b/marker/pom.xml
index 3e1113cee71..91cf2c48a6d 100644
--- a/marker/pom.xml
+++ b/marker/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>java-design-patterns</artifactId>
     <groupId>com.iluwatar</groupId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/mediator/pom.xml b/mediator/pom.xml
index 85552c7bdec..978aa7da625 100644
--- a/mediator/pom.xml
+++ b/mediator/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>mediator</artifactId>
   <dependencies>
diff --git a/memento/pom.xml b/memento/pom.xml
index 200cb72ff7e..858b75544bb 100644
--- a/memento/pom.xml
+++ b/memento/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>memento</artifactId>
   <dependencies>
diff --git a/message-channel/pom.xml b/message-channel/pom.xml
index db8a212b41e..091c35f8590 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>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>message-channel</artifactId>
 	<dependencies>
diff --git a/model-view-controller/pom.xml b/model-view-controller/pom.xml
index f0b8f9e62b1..385953d0af3 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>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>model-view-controller</artifactId>
   <dependencies>
diff --git a/model-view-presenter/pom.xml b/model-view-presenter/pom.xml
index 75871b656f1..5c91846bf75 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>1.17.0</version>
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   </parent>
   <artifactId>model-view-presenter</artifactId>
   <name>model-view-presenter</name>
diff --git a/module/pom.xml b/module/pom.xml
index 0307b0e5cf0..1d45a77a50a 100644
--- a/module/pom.xml
+++ b/module/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>com.iluwatar</groupId>
 		<artifactId>java-design-patterns</artifactId>
-		<version>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>module</artifactId>
 	<dependencies>
diff --git a/monad/pom.xml b/monad/pom.xml
index 3fdd1a17280..26cb21b979a 100644
--- a/monad/pom.xml
+++ b/monad/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>com.iluwatar</groupId>
         <artifactId>java-design-patterns</artifactId>
-        <version>1.17.0</version>
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     </parent>
     <artifactId>monad</artifactId>
     <dependencies>
diff --git a/monostate/pom.xml b/monostate/pom.xml
index 66ccc01db45..c4dc213da28 100644
--- a/monostate/pom.xml
+++ b/monostate/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
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   </parent>
   <artifactId>monostate</artifactId>
   <dependencies>
diff --git a/multiton/pom.xml b/multiton/pom.xml
index 9fadf6c231d..af75e5ebecf 100644
--- a/multiton/pom.xml
+++ b/multiton/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>multiton</artifactId>
   <dependencies>
diff --git a/mute-idiom/pom.xml b/mute-idiom/pom.xml
index 4f171f955da..41d660c738c 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>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>mute-idiom</artifactId>
 	<dependencies>
diff --git a/mutex/pom.xml b/mutex/pom.xml
index 6552a237d59..ff938604b48 100644
--- a/mutex/pom.xml
+++ b/mutex/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>mutex</artifactId>
   <dependencies>
diff --git a/naked-objects/dom/pom.xml b/naked-objects/dom/pom.xml
index 5938c4376c2..5a6f4e7baf5 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>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>naked-objects-dom</artifactId>
diff --git a/naked-objects/fixture/pom.xml b/naked-objects/fixture/pom.xml
index 255ad02dc06..88c982dfd79 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>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>naked-objects-fixture</artifactId>
diff --git a/naked-objects/integtests/pom.xml b/naked-objects/integtests/pom.xml
index aa58fc1ee82..e4006561ad5 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>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>naked-objects-integtests</artifactId>
diff --git a/naked-objects/pom.xml b/naked-objects/pom.xml
index 4b39329d7e1..f770fe3a04b 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>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>naked-objects</artifactId>
@@ -367,17 +367,17 @@
 			<dependency>
 				<groupId>${project.groupId}</groupId>
 				<artifactId>naked-objects-dom</artifactId>
-				<version>1.17.0</version>
+				<version>1.18.0-SNAPSHOT</version>
 			</dependency>
 			<dependency>
 				<groupId>${project.groupId}</groupId>
 				<artifactId>naked-objects-fixture</artifactId>
-				<version>1.17.0</version>
+				<version>1.18.0-SNAPSHOT</version>
 			</dependency>
 			<dependency>
 				<groupId>${project.groupId}</groupId>
 				<artifactId>naked-objects-webapp</artifactId>
-				<version>1.17.0</version>
+				<version>1.18.0-SNAPSHOT</version>
 			</dependency>
 
 		</dependencies>
diff --git a/naked-objects/webapp/pom.xml b/naked-objects/webapp/pom.xml
index 03ae903fbe6..244d1737d53 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>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>naked-objects-webapp</artifactId>
diff --git a/null-object/pom.xml b/null-object/pom.xml
index c6dd2444292..755db259eba 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>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>null-object</artifactId>
   <dependencies>
diff --git a/object-mother/pom.xml b/object-mother/pom.xml
index 7f9afd45a2a..9b91718888d 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>1.17.0</version>
+        <version>1.18.0-SNAPSHOT</version>
     </parent>
     <artifactId>object-mother</artifactId>
     <dependencies>
diff --git a/object-pool/pom.xml b/object-pool/pom.xml
index b3e6b98d81c..4ebb4038575 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>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>object-pool</artifactId>
   <dependencies>
diff --git a/observer/pom.xml b/observer/pom.xml
index a1ac7501a6f..7113306f362 100644
--- a/observer/pom.xml
+++ b/observer/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>observer</artifactId>
   <dependencies>
diff --git a/page-object/pom.xml b/page-object/pom.xml
index 8b5c561b4e0..98842b38714 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>1.17.0</version>
+        <version>1.18.0-SNAPSHOT</version>
     </parent>
     <artifactId>page-object</artifactId>
     <dependencies>
diff --git a/partial-response/pom.xml b/partial-response/pom.xml
index 6d9dbc00272..94c583a9866 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>1.17.0</version>
+        <version>1.18.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/poison-pill/pom.xml b/poison-pill/pom.xml
index edd6409fca5..3bd0f09670d 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>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>poison-pill</artifactId>
   <dependencies>
diff --git a/pom.xml b/pom.xml
index 17adf126311..ec39a691412 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>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
     <packaging>pom</packaging>
     <inceptionYear>2014</inceptionYear>
     <properties>
diff --git a/private-class-data/pom.xml b/private-class-data/pom.xml
index a496d55bfe8..3ac0cf53220 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>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>private-class-data</artifactId>
   <dependencies>
diff --git a/producer-consumer/pom.xml b/producer-consumer/pom.xml
index 9ef74293698..893d7a4ff0d 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>1.17.0</version>
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   </parent>
   <artifactId>producer-consumer</artifactId>
   <dependencies>
diff --git a/promise/pom.xml b/promise/pom.xml
index 8df8685d9fa..05fd4c3ee2d 100644
--- a/promise/pom.xml
+++ b/promise/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
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   </parent>
   <artifactId>promise</artifactId>
   <dependencies>
diff --git a/property/pom.xml b/property/pom.xml
index 2425b1383d0..db2ff8f60ed 100644
--- a/property/pom.xml
+++ b/property/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>property</artifactId>
   <dependencies>
diff --git a/prototype/pom.xml b/prototype/pom.xml
index faeace972b4..62d4f0eb1c7 100644
--- a/prototype/pom.xml
+++ b/prototype/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
+    <version>1.18.0-SNAPSHOT</version>
   </parent>
   <artifactId>prototype</artifactId>
   <dependencies>
diff --git a/proxy/pom.xml b/proxy/pom.xml
index 0152a759469..ea55330b73c 100644
--- a/proxy/pom.xml
+++ b/proxy/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>com.iluwatar</groupId>
     <artifactId>java-design-patterns</artifactId>
-    <version>1.17.0</version>
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   </parent>
   <artifactId>proxy</artifactId>
   <dependencies>
diff --git a/publish-subscribe/pom.xml b/publish-subscribe/pom.xml
index aba17eca18a..ebd82f3a7bf 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>1.17.0</version>
+		<version>1.18.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>publish-subscribe</artifactId>
 	<dependencies>
diff --git a/queue-load-leveling/pom.xml b/queue-load-leveling/pom.xml
index eb65fac4996..57741ed5266 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>1.17.0</version>
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diff --git a/reactor/pom.xml b/reactor/pom.xml
index 54e9e3bc485..9ab44d2c05a 100644
--- a/reactor/pom.xml
+++ b/reactor/pom.xml
@@ -29,7 +29,7 @@
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diff --git a/reader-writer-lock/pom.xml b/reader-writer-lock/pom.xml
index fdb212d2605..d5ea9114c9f 100644
--- a/reader-writer-lock/pom.xml
+++ b/reader-writer-lock/pom.xml
@@ -30,7 +30,7 @@
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diff --git a/repository/pom.xml b/repository/pom.xml
index f22268f4f85..f12c4011376 100644
--- a/repository/pom.xml
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diff --git a/resource-acquisition-is-initialization/pom.xml b/resource-acquisition-is-initialization/pom.xml
index 2cf5ed93f74..7a6716d7b25 100644
--- a/resource-acquisition-is-initialization/pom.xml
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diff --git a/semaphore/pom.xml b/semaphore/pom.xml
index aecd30fd8ae..4fa1733f4a4 100644
--- a/semaphore/pom.xml
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diff --git a/servant/pom.xml b/servant/pom.xml
index 3dc53539d9b..daa44d223d2 100644
--- a/servant/pom.xml
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diff --git a/service-layer/pom.xml b/service-layer/pom.xml
index ddcdd98bb2d..6edbeba442c 100644
--- a/service-layer/pom.xml
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diff --git a/service-locator/pom.xml b/service-locator/pom.xml
index adf76c8b465..7cd4028ff95 100644
--- a/service-locator/pom.xml
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diff --git a/singleton/pom.xml b/singleton/pom.xml
index 5a87f45a6fa..00794e25a5b 100644
--- a/singleton/pom.xml
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diff --git a/specification/pom.xml b/specification/pom.xml
index 9788429c6d9..76732b96450 100644
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diff --git a/state/pom.xml b/state/pom.xml
index 6938ecfef12..256a5e9e274 100644
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diff --git a/step-builder/pom.xml b/step-builder/pom.xml
index a3a732d2954..432d5477a12 100644
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diff --git a/strategy/pom.xml b/strategy/pom.xml
index 79314e2fddc..cd2d7e9a005 100644
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index 3ad92a3533e..916d61b0bea 100644
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diff --git a/thread-pool/pom.xml b/thread-pool/pom.xml
index 0d4088457be..94fce2b1608 100644
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diff --git a/throttling/pom.xml b/throttling/pom.xml
index ec2f3f37ee5..7c2ee8b9aeb 100644
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diff --git a/tls/pom.xml b/tls/pom.xml
index e61f7a4ff36..40d6b2b214f 100644
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diff --git a/tolerant-reader/pom.xml b/tolerant-reader/pom.xml
index 8f5b91a12dc..7e3561f80b6 100644
--- a/tolerant-reader/pom.xml
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diff --git a/twin/pom.xml b/twin/pom.xml
index 3b264a6062b..62d138fd9ef 100644
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diff --git a/value-object/pom.xml b/value-object/pom.xml
index 7798f14502a..fa4c06697fc 100644
--- a/value-object/pom.xml
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diff --git a/visitor/pom.xml b/visitor/pom.xml
index 44282759bcc..5445a94ccaa 100644
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