diff --git a/amqp/pom.xml b/amqp/pom.xml
index 5c6ec0ea2..0617fa2c3 100644
--- a/amqp/pom.xml
+++ b/amqp/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.cloudevents</groupId>
 		<artifactId>cloudevents-parent</artifactId>
-		<version>2.3.0</version>
+		<version>2.3.1-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>cloudevents-amqp-proton</artifactId>
diff --git a/api/pom.xml b/api/pom.xml
index 39b2ffc4b..1940764a0 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-api</artifactId>
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 24097aebc..7288add0f 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-benchmarks</artifactId>
diff --git a/bom/pom.xml b/bom/pom.xml
index f80af9329..eb3dbec4b 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-bom</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index b1b4cf934..0b1fb34d3 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-core</artifactId>
diff --git a/examples/amqp-proton/pom.xml b/examples/amqp-proton/pom.xml
index ed74fed44..a90f64d30 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>2.3.0</version>
+    <version>2.3.1-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/basic-http/pom.xml b/examples/basic-http/pom.xml
index 9c1642f61..f8c56c443 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/kafka/pom.xml b/examples/kafka/pom.xml
index 5a4bc51d4..e1acfe14e 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/pom.xml b/examples/pom.xml
index c6ad569e7..7a1a45199 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-parent</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/restful-ws-quarkus/pom.xml b/examples/restful-ws-quarkus/pom.xml
index e27ea3e69..d040b3ff8 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>2.3.0</version>
+        <version>2.3.1-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 3740731bb..b77ee0e0f 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-function/pom.xml b/examples/spring-function/pom.xml
index 035b53072..ab41b2ecc 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-reactive/pom.xml b/examples/spring-reactive/pom.xml
index 203e9477e..bfbeceab7 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-rsocket/pom.xml b/examples/spring-rsocket/pom.xml
index 00b34086e..1b231914a 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/vertx/pom.xml b/examples/vertx/pom.xml
index 5fcc571e7..6c8e1713c 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/formats/json-jackson/pom.xml b/formats/json-jackson/pom.xml
index 44921256c..1c5f9b84d 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/formats/protobuf/pom.xml b/formats/protobuf/pom.xml
index 0d0a2160a..0a5a125ba 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/basic/pom.xml b/http/basic/pom.xml
index 8b6042eec..0d409f805 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>2.3.0</version>
+        <version>2.3.1-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 1f4e911d9..8130947a1 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>2.3.0</version>
+        <version>2.3.1-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 16b3d0cfd..1f434ac66 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>2.3.0</version>
+        <version>2.3.1-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 f6499ef52..e7fcc14e9 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>2.3.0</version>
+        <version>2.3.1-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 464004245..35e35e882 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>2.3.0</version>
+        <version>2.3.1-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 ea945b284..0c94766e4 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
         <relativePath>../</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/http/restful-ws/pom.xml b/http/restful-ws/pom.xml
index 64ee65c64..89e03867f 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/vertx/pom.xml b/http/vertx/pom.xml
index 50c25052d..dfd26fcae 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>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/kafka/pom.xml b/kafka/pom.xml
index db7b55e4c..2716c80b1 100644
--- a/kafka/pom.xml
+++ b/kafka/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-kafka</artifactId>
diff --git a/pom.xml b/pom.xml
index 0f72b2433..6d8512c8c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
 
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-parent</artifactId>
-    <version>2.3.0</version>
+    <version>2.3.1-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>CloudEvents</name>
diff --git a/spring/pom.xml b/spring/pom.xml
index 13c5b9faf..ff3c7f792 100644
--- a/spring/pom.xml
+++ b/spring/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-spring</artifactId>
diff --git a/sql/pom.xml b/sql/pom.xml
index a51e0be02..6d3e0733d 100644
--- a/sql/pom.xml
+++ b/sql/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>cloudevents-parent</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>2.3.0</version>
+        <version>2.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>