diff --git a/amqp/pom.xml b/amqp/pom.xml
index 6f89ba53..3bfff309 100644
--- a/amqp/pom.xml
+++ b/amqp/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.cloudevents</groupId>
 		<artifactId>cloudevents-parent</artifactId>
-		<version>4.0.0-SNAPSHOT</version>
+		<version>4.0.0</version>
 	</parent>
 
 	<artifactId>cloudevents-amqp-proton</artifactId>
diff --git a/api/pom.xml b/api/pom.xml
index eb55bf37..87be3f14 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>cloudevents-api</artifactId>
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 78268808..a1a29c31 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>cloudevents-benchmarks</artifactId>
diff --git a/bom/pom.xml b/bom/pom.xml
index e285e343..4600aeeb 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>cloudevents-bom</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index 32ebe3ab..c037e616 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>cloudevents-core</artifactId>
diff --git a/docs/amqp-proton.md b/docs/amqp-proton.md
index 86350e8f..7f56f9d8 100644
--- a/docs/amqp-proton.md
+++ b/docs/amqp-proton.md
@@ -18,7 +18,7 @@ binding for CloudEvents:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-amqp-proton</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/api.md b/docs/api.md
index a824a1c7..9e27c2b4 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -17,7 +17,7 @@ For Maven based projects, use the following dependency:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-api</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/avro.md b/docs/avro.md
index e7f459fd..6d91058f 100644
--- a/docs/avro.md
+++ b/docs/avro.md
@@ -16,7 +16,7 @@ For Maven based projects, use the following dependency:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-avro-compact</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/core.md b/docs/core.md
index 7bb28565..2af5b3c1 100644
--- a/docs/core.md
+++ b/docs/core.md
@@ -16,7 +16,7 @@ For Maven based projects, use the following dependency:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-core</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/http-basic.md b/docs/http-basic.md
index 984e7b21..42308fd6 100644
--- a/docs/http-basic.md
+++ b/docs/http-basic.md
@@ -27,7 +27,7 @@ HTTP Transport:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-http-basic</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/http-jakarta-restful-ws-jakarta.md b/docs/http-jakarta-restful-ws-jakarta.md
index 3fc29864..ff078ad9 100644
--- a/docs/http-jakarta-restful-ws-jakarta.md
+++ b/docs/http-jakarta-restful-ws-jakarta.md
@@ -14,7 +14,7 @@ RESTful Web Services Binding for Jakarta EE 9+:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-http-restful-ws-jakarta</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/http-jakarta-restful-ws.md b/docs/http-jakarta-restful-ws.md
index 464774ed..1d178575 100644
--- a/docs/http-jakarta-restful-ws.md
+++ b/docs/http-jakarta-restful-ws.md
@@ -14,7 +14,7 @@ RESTful Web Services Binding for Jakarta EE 8:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-http-restful-ws</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/http-vertx.md b/docs/http-vertx.md
index e5aaf202..d0184269 100644
--- a/docs/http-vertx.md
+++ b/docs/http-vertx.md
@@ -14,7 +14,7 @@ HTTP Transport:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-http-vertx</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/json-jackson.md b/docs/json-jackson.md
index d44e0572..f3e93083 100644
--- a/docs/json-jackson.md
+++ b/docs/json-jackson.md
@@ -17,7 +17,7 @@ For Maven based projects, use the following dependency:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-json-jackson</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/kafka.md b/docs/kafka.md
index 91bbdcc3..33d3dd1c 100644
--- a/docs/kafka.md
+++ b/docs/kafka.md
@@ -17,7 +17,7 @@ For Maven based projects, use the following to configure the
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-kafka</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/protobuf.md b/docs/protobuf.md
index 69c3541e..37007472 100644
--- a/docs/protobuf.md
+++ b/docs/protobuf.md
@@ -18,7 +18,7 @@ For Maven based projects, use the following dependency:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-protobuf</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/spring.md b/docs/spring.md
index 572d25cf..7b658938 100644
--- a/docs/spring.md
+++ b/docs/spring.md
@@ -17,7 +17,7 @@ For Maven based projects, use the following dependency:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-spring</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/docs/xml.md b/docs/xml.md
index 9b415043..c906ea73 100644
--- a/docs/xml.md
+++ b/docs/xml.md
@@ -18,7 +18,7 @@ For Maven based projects, use the following dependency:
 <dependency>
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-xml</artifactId>
-    <version>3.0.0</version>
+    <version>4.0.0</version>
 </dependency>
 ```
 
diff --git a/examples/amqp-proton/pom.xml b/examples/amqp-proton/pom.xml
index 15926660..fcde5dc9 100644
--- a/examples/amqp-proton/pom.xml
+++ b/examples/amqp-proton/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <artifactId>cloudevents-examples</artifactId>
     <groupId>io.cloudevents</groupId>
-    <version>4.0.0-SNAPSHOT</version>
+    <version>4.0.0</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/basic-http/pom.xml b/examples/basic-http/pom.xml
index a5ddd367..f18ad20b 100644
--- a/examples/basic-http/pom.xml
+++ b/examples/basic-http/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/kafka/pom.xml b/examples/kafka/pom.xml
index c4a593b1..7602e287 100644
--- a/examples/kafka/pom.xml
+++ b/examples/kafka/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/pom.xml b/examples/pom.xml
index 3f675f5a..80520c15 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-parent</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/restful-ws-microprofile-liberty/pom.xml b/examples/restful-ws-microprofile-liberty/pom.xml
index 2d3d7ba9..5df155e1 100644
--- a/examples/restful-ws-microprofile-liberty/pom.xml
+++ b/examples/restful-ws-microprofile-liberty/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/examples/restful-ws-quarkus/pom.xml b/examples/restful-ws-quarkus/pom.xml
index 1b46d5b9..80b834f9 100644
--- a/examples/restful-ws-quarkus/pom.xml
+++ b/examples/restful-ws-quarkus/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>cloudevents-restful-ws-quarkus-example</artifactId>
diff --git a/examples/restful-ws-spring-boot/pom.xml b/examples/restful-ws-spring-boot/pom.xml
index 1b7e8b7c..de3d667f 100644
--- a/examples/restful-ws-spring-boot/pom.xml
+++ b/examples/restful-ws-spring-boot/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/rocketmq/pom.xml b/examples/rocketmq/pom.xml
index ad65809d..5f6f315f 100644
--- a/examples/rocketmq/pom.xml
+++ b/examples/rocketmq/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-function/pom.xml b/examples/spring-function/pom.xml
index 4bf89d95..b34a25aa 100644
--- a/examples/spring-function/pom.xml
+++ b/examples/spring-function/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-reactive/pom.xml b/examples/spring-reactive/pom.xml
index 9cbbe740..3a0a889f 100644
--- a/examples/spring-reactive/pom.xml
+++ b/examples/spring-reactive/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-rsocket/pom.xml b/examples/spring-rsocket/pom.xml
index a4e5ae50..cac9d77b 100644
--- a/examples/spring-rsocket/pom.xml
+++ b/examples/spring-rsocket/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/vertx/pom.xml b/examples/vertx/pom.xml
index 51a118d2..837cddb3 100644
--- a/examples/vertx/pom.xml
+++ b/examples/vertx/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/formats/avro-compact/pom.xml b/formats/avro-compact/pom.xml
index 91758532..6be4c0d1 100644
--- a/formats/avro-compact/pom.xml
+++ b/formats/avro-compact/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/formats/json-jackson/pom.xml b/formats/json-jackson/pom.xml
index 41feac03..352b3ee0 100644
--- a/formats/json-jackson/pom.xml
+++ b/formats/json-jackson/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/formats/protobuf/pom.xml b/formats/protobuf/pom.xml
index 441019cd..434cf39d 100644
--- a/formats/protobuf/pom.xml
+++ b/formats/protobuf/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/formats/xml/pom.xml b/formats/xml/pom.xml
index bcee0fd4..3580af75 100644
--- a/formats/xml/pom.xml
+++ b/formats/xml/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/basic/pom.xml b/http/basic/pom.xml
index 518a46dc..38bea60f 100644
--- a/http/basic/pom.xml
+++ b/http/basic/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/restful-ws-integration-tests/pom.xml b/http/restful-ws-integration-tests/pom.xml
index e4957080..ba5746fc 100644
--- a/http/restful-ws-integration-tests/pom.xml
+++ b/http/restful-ws-integration-tests/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>cloudevents-parent</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/http/restful-ws-integration-tests/restful-ws-common/pom.xml b/http/restful-ws-integration-tests/restful-ws-common/pom.xml
index 07e2a549..8c6ba1a9 100644
--- a/http/restful-ws-integration-tests/restful-ws-common/pom.xml
+++ b/http/restful-ws-integration-tests/restful-ws-common/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>cloudevents-http-restful-ws-integration-tests</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/http/restful-ws-integration-tests/restful-ws-jersey/pom.xml b/http/restful-ws-integration-tests/restful-ws-jersey/pom.xml
index 8b26499f..f090b59c 100644
--- a/http/restful-ws-integration-tests/restful-ws-jersey/pom.xml
+++ b/http/restful-ws-integration-tests/restful-ws-jersey/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>cloudevents-http-restful-ws-integration-tests</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/http/restful-ws-integration-tests/restful-ws-resteasy/pom.xml b/http/restful-ws-integration-tests/restful-ws-resteasy/pom.xml
index 73082ca0..9afa6a2a 100644
--- a/http/restful-ws-integration-tests/restful-ws-resteasy/pom.xml
+++ b/http/restful-ws-integration-tests/restful-ws-resteasy/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>cloudevents-http-restful-ws-integration-tests</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/http/restful-ws-integration-tests/restful-ws-spring/pom.xml b/http/restful-ws-integration-tests/restful-ws-spring/pom.xml
index 636f5b34..f274bbbd 100644
--- a/http/restful-ws-integration-tests/restful-ws-spring/pom.xml
+++ b/http/restful-ws-integration-tests/restful-ws-spring/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>cloudevents-http-restful-ws-integration-tests</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/http/restful-ws-jakarta-integration-tests/pom.xml b/http/restful-ws-jakarta-integration-tests/pom.xml
index b5cbcaaf..12c508c6 100644
--- a/http/restful-ws-jakarta-integration-tests/pom.xml
+++ b/http/restful-ws-jakarta-integration-tests/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-parent</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/http/restful-ws-jakarta-integration-tests/restful-ws-jakarta-common/pom.xml b/http/restful-ws-jakarta-integration-tests/restful-ws-jakarta-common/pom.xml
index baf54b62..03cdf951 100644
--- a/http/restful-ws-jakarta-integration-tests/restful-ws-jakarta-common/pom.xml
+++ b/http/restful-ws-jakarta-integration-tests/restful-ws-jakarta-common/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>cloudevents-http-restful-ws-jakarta-integration-tests</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/http/restful-ws-jakarta-integration-tests/restful-ws-liberty/pom.xml b/http/restful-ws-jakarta-integration-tests/restful-ws-liberty/pom.xml
index 0db39fc6..0771a993 100644
--- a/http/restful-ws-jakarta-integration-tests/restful-ws-liberty/pom.xml
+++ b/http/restful-ws-jakarta-integration-tests/restful-ws-liberty/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-http-restful-ws-jakarta-integration-tests</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/http/restful-ws-jakarta-integration-tests/restful-ws-resteasy/pom.xml b/http/restful-ws-jakarta-integration-tests/restful-ws-resteasy/pom.xml
index 718cca37..d044b29c 100644
--- a/http/restful-ws-jakarta-integration-tests/restful-ws-resteasy/pom.xml
+++ b/http/restful-ws-jakarta-integration-tests/restful-ws-resteasy/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>cloudevents-http-restful-ws-jakarta-integration-tests</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/http/restful-ws-jakarta/pom.xml b/http/restful-ws-jakarta/pom.xml
index c4f9af22..3ddf2df4 100644
--- a/http/restful-ws-jakarta/pom.xml
+++ b/http/restful-ws-jakarta/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/restful-ws/pom.xml b/http/restful-ws/pom.xml
index 49250974..02a13fbd 100644
--- a/http/restful-ws/pom.xml
+++ b/http/restful-ws/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/vertx/pom.xml b/http/vertx/pom.xml
index 10458fac..fe760a8c 100644
--- a/http/vertx/pom.xml
+++ b/http/vertx/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/kafka/pom.xml b/kafka/pom.xml
index 73d594c2..e627b0e6 100644
--- a/kafka/pom.xml
+++ b/kafka/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>cloudevents-kafka</artifactId>
diff --git a/pom.xml b/pom.xml
index af859ffe..1facdd1a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
 
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-parent</artifactId>
-    <version>4.0.0-SNAPSHOT</version>
+    <version>4.0.0</version>
     <packaging>pom</packaging>
 
     <name>CloudEvents</name>
diff --git a/rocketmq/pom.xml b/rocketmq/pom.xml
index b130de69..ee43ee38 100644
--- a/rocketmq/pom.xml
+++ b/rocketmq/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>cloudevents-parent</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>cloudevents-rocketmq</artifactId>
diff --git a/spring/pom.xml b/spring/pom.xml
index f37f51a6..89e0ed3f 100644
--- a/spring/pom.xml
+++ b/spring/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>cloudevents-spring</artifactId>
diff --git a/sql/pom.xml b/sql/pom.xml
index 78c09e7f..bce71f11 100644
--- a/sql/pom.xml
+++ b/sql/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-parent</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>