diff --git a/amqp/pom.xml b/amqp/pom.xml
index 66feccce..c2ce797e 100644
--- a/amqp/pom.xml
+++ b/amqp/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.cloudevents</groupId>
 		<artifactId>cloudevents-parent</artifactId>
-		<version>5.1.0</version>
+		<version>5.2.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>cloudevents-amqp-proton</artifactId>
diff --git a/api/pom.xml b/api/pom.xml
index 0e908f75..ac4f7ce0 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>5.1.0</version>
+        <version>5.2.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-api</artifactId>
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index dac31b8f..fd9b5579 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>5.1.0</version>
+        <version>5.2.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-benchmarks</artifactId>
diff --git a/bom/pom.xml b/bom/pom.xml
index 17dc5333..526eb324 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>5.1.0</version>
+        <version>5.2.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-bom</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index 9752479e..984ce278 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>5.1.0</version>
+        <version>5.2.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>cloudevents-core</artifactId>
diff --git a/examples/amqp-proton/pom.xml b/examples/amqp-proton/pom.xml
index 181494b1..4a0e3973 100644
--- a/examples/amqp-proton/pom.xml
+++ b/examples/amqp-proton/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>cloudevents-examples</artifactId>
         <groupId>io.cloudevents</groupId>
-        <version>5.1.0</version>
+        <version>5.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/basic-http/pom.xml b/examples/basic-http/pom.xml
index 735274c3..a904f73f 100644
--- a/examples/basic-http/pom.xml
+++ b/examples/basic-http/pom.xml
@@ -21,7 +21,7 @@
     <parent>
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         <groupId>io.cloudevents</groupId>
-        <version>5.1.0</version>
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     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/kafka/pom.xml b/examples/kafka/pom.xml
index 14372f16..183b5767 100644
--- a/examples/kafka/pom.xml
+++ b/examples/kafka/pom.xml
@@ -5,7 +5,7 @@
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         <groupId>io.cloudevents</groupId>
-        <version>5.1.0</version>
+        <version>5.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/pom.xml b/examples/pom.xml
index 12c6316c..74856b03 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -5,7 +5,7 @@
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         <groupId>io.cloudevents</groupId>
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diff --git a/examples/restful-ws-microprofile-liberty/pom.xml b/examples/restful-ws-microprofile-liberty/pom.xml
index 86283213..8989504e 100644
--- a/examples/restful-ws-microprofile-liberty/pom.xml
+++ b/examples/restful-ws-microprofile-liberty/pom.xml
@@ -3,7 +3,7 @@
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         <groupId>io.cloudevents</groupId>
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     <artifactId>cloudevents-restful-ws-microprofile-liberty-example</artifactId>
diff --git a/examples/restful-ws-quarkus/pom.xml b/examples/restful-ws-quarkus/pom.xml
index c544666a..3a1f339f 100644
--- a/examples/restful-ws-quarkus/pom.xml
+++ b/examples/restful-ws-quarkus/pom.xml
@@ -5,7 +5,7 @@
     <parent>
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         <groupId>io.cloudevents</groupId>
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     <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 975fe9dc..d5a9a9bb 100644
--- a/examples/restful-ws-spring-boot/pom.xml
+++ b/examples/restful-ws-spring-boot/pom.xml
@@ -5,7 +5,7 @@
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         <groupId>io.cloudevents</groupId>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/rocketmq/pom.xml b/examples/rocketmq/pom.xml
index bca41242..d86fd1b0 100644
--- a/examples/rocketmq/pom.xml
+++ b/examples/rocketmq/pom.xml
@@ -5,7 +5,7 @@
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         <groupId>io.cloudevents</groupId>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-reactive/pom.xml b/examples/spring-reactive/pom.xml
index 6e69874f..d5f01cc6 100644
--- a/examples/spring-reactive/pom.xml
+++ b/examples/spring-reactive/pom.xml
@@ -5,7 +5,7 @@
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/spring-rsocket/pom.xml b/examples/spring-rsocket/pom.xml
index acc1e4e2..7648cfaf 100644
--- a/examples/spring-rsocket/pom.xml
+++ b/examples/spring-rsocket/pom.xml
@@ -5,7 +5,7 @@
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/examples/vertx/pom.xml b/examples/vertx/pom.xml
index e6e89efe..70d42c20 100644
--- a/examples/vertx/pom.xml
+++ b/examples/vertx/pom.xml
@@ -5,7 +5,7 @@
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         <groupId>io.cloudevents</groupId>
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diff --git a/formats/avro-compact/pom.xml b/formats/avro-compact/pom.xml
index 9a3b1185..ce86b655 100644
--- a/formats/avro-compact/pom.xml
+++ b/formats/avro-compact/pom.xml
@@ -23,7 +23,7 @@
     <parent>
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         <artifactId>cloudevents-parent</artifactId>
-        <version>5.1.0</version>
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         <relativePath>../../pom.xml</relativePath>
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diff --git a/formats/json-jackson/pom.xml b/formats/json-jackson/pom.xml
index 9be4fe70..5f50ed78 100644
--- a/formats/json-jackson/pom.xml
+++ b/formats/json-jackson/pom.xml
@@ -22,7 +22,7 @@
     <parent>
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         <artifactId>cloudevents-parent</artifactId>
-        <version>5.1.0</version>
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         <relativePath>../../pom.xml</relativePath>
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diff --git a/formats/json-jackson3/pom.xml b/formats/json-jackson3/pom.xml
index c2f9339a..b7079090 100644
--- a/formats/json-jackson3/pom.xml
+++ b/formats/json-jackson3/pom.xml
@@ -22,7 +22,7 @@
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         <artifactId>cloudevents-parent</artifactId>
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         <relativePath>../../pom.xml</relativePath>
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diff --git a/formats/protobuf/pom.xml b/formats/protobuf/pom.xml
index da2e70b9..975492f1 100644
--- a/formats/protobuf/pom.xml
+++ b/formats/protobuf/pom.xml
@@ -23,7 +23,7 @@
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         <artifactId>cloudevents-parent</artifactId>
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         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/formats/xml/pom.xml b/formats/xml/pom.xml
index 5ec44571..81b731f2 100644
--- a/formats/xml/pom.xml
+++ b/formats/xml/pom.xml
@@ -23,7 +23,7 @@
     <parent>
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         <artifactId>cloudevents-parent</artifactId>
-        <version>5.1.0</version>
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         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/basic/pom.xml b/http/basic/pom.xml
index 74016568..cd51a015 100644
--- a/http/basic/pom.xml
+++ b/http/basic/pom.xml
@@ -21,7 +21,7 @@
     <parent>
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         <artifactId>cloudevents-parent</artifactId>
-        <version>5.1.0</version>
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         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/restful-ws-jakarta-integration-tests/pom.xml b/http/restful-ws-jakarta-integration-tests/pom.xml
index d51cda98..0ea31089 100644
--- a/http/restful-ws-jakarta-integration-tests/pom.xml
+++ b/http/restful-ws-jakarta-integration-tests/pom.xml
@@ -5,7 +5,7 @@
     <parent>
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         <groupId>io.cloudevents</groupId>
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+        <version>5.2.0-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 4ed41981..ef94aa7b 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 @@
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         <groupId>io.cloudevents</groupId>
-        <version>5.1.0</version>
+        <version>5.2.0-SNAPSHOT</version>
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     <modelVersion>4.0.0</modelVersion>
     <artifactId>cloudevents-http-restful-ws-jakarta-integration-tests-common</artifactId>
diff --git a/http/restful-ws-jakarta-integration-tests/restful-ws-jersey/pom.xml b/http/restful-ws-jakarta-integration-tests/restful-ws-jersey/pom.xml
index 05c06f60..9d2e350a 100644
--- a/http/restful-ws-jakarta-integration-tests/restful-ws-jersey/pom.xml
+++ b/http/restful-ws-jakarta-integration-tests/restful-ws-jersey/pom.xml
@@ -22,7 +22,7 @@
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         <groupId>io.cloudevents</groupId>
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     <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 016be809..d85152c3 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 @@
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         <groupId>io.cloudevents</groupId>
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+        <version>5.2.0-SNAPSHOT</version>
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     <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 8e9e45eb..ff2593c4 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
@@ -21,7 +21,7 @@
     <parent>
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         <groupId>io.cloudevents</groupId>
-        <version>5.1.0</version>
+        <version>5.2.0-SNAPSHOT</version>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/http/restful-ws-jakarta-integration-tests/restful-ws-spring/pom.xml b/http/restful-ws-jakarta-integration-tests/restful-ws-spring/pom.xml
index 9a7dbcde..449458fb 100644
--- a/http/restful-ws-jakarta-integration-tests/restful-ws-spring/pom.xml
+++ b/http/restful-ws-jakarta-integration-tests/restful-ws-spring/pom.xml
@@ -22,7 +22,7 @@
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/http/restful-ws-jakarta/pom.xml b/http/restful-ws-jakarta/pom.xml
index ec9b17ed..0223a8ec 100644
--- a/http/restful-ws-jakarta/pom.xml
+++ b/http/restful-ws-jakarta/pom.xml
@@ -21,7 +21,7 @@
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         <artifactId>cloudevents-parent</artifactId>
-        <version>5.1.0</version>
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         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/http/vertx/pom.xml b/http/vertx/pom.xml
index 94add7af..e5502ad2 100644
--- a/http/vertx/pom.xml
+++ b/http/vertx/pom.xml
@@ -22,7 +22,7 @@
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-        <version>5.1.0</version>
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         <relativePath>../../pom.xml</relativePath>
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diff --git a/kafka/pom.xml b/kafka/pom.xml
index b4c149cd..cf7db39f 100644
--- a/kafka/pom.xml
+++ b/kafka/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>io.cloudevents</groupId>
         <artifactId>cloudevents-parent</artifactId>
-        <version>5.1.0</version>
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     <artifactId>cloudevents-kafka</artifactId>
diff --git a/pom.xml b/pom.xml
index 47bfe0cd..e9e5ac12 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
 
     <groupId>io.cloudevents</groupId>
     <artifactId>cloudevents-parent</artifactId>
-    <version>5.1.0</version>
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     <packaging>pom</packaging>
 
     <name>CloudEvents</name>
diff --git a/rocketmq/pom.xml b/rocketmq/pom.xml
index 3f607a15..40bcb2fb 100644
--- a/rocketmq/pom.xml
+++ b/rocketmq/pom.xml
@@ -23,7 +23,7 @@
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     <artifactId>cloudevents-rocketmq</artifactId>
diff --git a/spring/pom.xml b/spring/pom.xml
index ff92ae65..86ee8da2 100644
--- a/spring/pom.xml
+++ b/spring/pom.xml
@@ -23,7 +23,7 @@
     <parent>
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     <artifactId>cloudevents-spring</artifactId>
diff --git a/sql/pom.xml b/sql/pom.xml
index bfe50276..178da6e8 100644
--- a/sql/pom.xml
+++ b/sql/pom.xml
@@ -5,7 +5,7 @@
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