diff --git a/amqp/pom.xml b/amqp/pom.xml
index 23853c594..865acfdc5 100644
--- a/amqp/pom.xml
+++ b/amqp/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.cloudevents</groupId>
 		<artifactId>cloudevents-parent</artifactId>
-		<version>2.5.0-SNAPSHOT</version>
+		<version>3.0.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>cloudevents-amqp-proton</artifactId>
diff --git a/api/pom.xml b/api/pom.xml
index cb657fa82..adb849480 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-api</artifactId>
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 78e6b87cd..2f150fbf7 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-benchmarks</artifactId>
diff --git a/bom/pom.xml b/bom/pom.xml
index 8441369ce..8343f7644 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-bom</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index 5104d4ff8..2e777d559 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-core</artifactId>
diff --git a/examples/amqp-proton/pom.xml b/examples/amqp-proton/pom.xml
index 6919bf4f2..4ef09c5ce 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>2.5.0-SNAPSHOT</version>
+    <version>3.0.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/basic-http/pom.xml b/examples/basic-http/pom.xml
index 7b57dbe25..153c0de78 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/kafka/pom.xml b/examples/kafka/pom.xml
index e39e9d8eb..018384e61 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/pom.xml b/examples/pom.xml
index 7a8bd1538..de74f57fd 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-parent</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 0cfbd64fc..86680c0b9 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 c6a145837..68b11715d 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 5a66b8f89..2475adc0f 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/rocketmq/pom.xml b/examples/rocketmq/pom.xml
index c40f24a6a..022ac49cc 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-function/pom.xml b/examples/spring-function/pom.xml
index 42a071d1f..5a0047f1a 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-reactive/pom.xml b/examples/spring-reactive/pom.xml
index 86f2bdac7..2a4489f04 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-rsocket/pom.xml b/examples/spring-rsocket/pom.xml
index 505339f0e..151a7fe84 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/vertx/pom.xml b/examples/vertx/pom.xml
index 76601c4c0..7fccab33e 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/formats/json-jackson/pom.xml b/formats/json-jackson/pom.xml
index 1994883af..b39374299 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/formats/protobuf/pom.xml b/formats/protobuf/pom.xml
index e76c935f1..0e4dc3da9 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/formats/xml/pom.xml b/formats/xml/pom.xml
index 9f57fbf23..9c0bf6319 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/basic/pom.xml b/http/basic/pom.xml
index 446744f86..b473c81b0 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 e35b4b383..fa0b5b307 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 1f2b7bb55..ad95ba0e5 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 601afea1b..d1383d4e9 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 d1f3c5a73..0ed365e9b 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 54a4e7e4e..a4d0c15f3 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 11e49266c..683c25981 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 d9d63d571..1a010d5b2 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 1789438fb..c3aca0774 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 08a87fa73..95fa033e9 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</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 6d64b836c..5f6367f3d 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/restful-ws/pom.xml b/http/restful-ws/pom.xml
index fd6550a6f..d9ab6ad73 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/vertx/pom.xml b/http/vertx/pom.xml
index 7ddcec1c7..123a41d37 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>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/kafka/pom.xml b/kafka/pom.xml
index e4309f781..787062c40 100644
--- a/kafka/pom.xml
+++ b/kafka/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-kafka</artifactId>
diff --git a/pom.xml b/pom.xml
index d7fd69119..2f4c8e0a5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
 
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-parent</artifactId>
-    <version>2.5.0-SNAPSHOT</version>
+    <version>3.0.0-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>CloudEvents</name>
diff --git a/rocketmq/pom.xml b/rocketmq/pom.xml
index ff26dfb0a..e7d2bad2c 100644
--- a/rocketmq/pom.xml
+++ b/rocketmq/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>cloudevents-parent</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-rocketmq</artifactId>
diff --git a/spring/pom.xml b/spring/pom.xml
index 84c78f0dc..038fecb8d 100644
--- a/spring/pom.xml
+++ b/spring/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-spring</artifactId>
diff --git a/sql/pom.xml b/sql/pom.xml
index 63d4f5551..9c2f5f7fb 100644
--- a/sql/pom.xml
+++ b/sql/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-parent</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>2.5.0-SNAPSHOT</version>
+        <version>3.0.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>