diff --git a/ecs-logging-core/pom.xml b/ecs-logging-core/pom.xml
index cf37b88a..d4c76173 100644
--- a/ecs-logging-core/pom.xml
+++ b/ecs-logging-core/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>ecs-logging-java-parent</artifactId>
         <groupId>co.elastic.logging</groupId>
-        <version>1.3.0</version>
+        <version>1.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/jboss-logmanager-ecs-formatter/pom.xml b/jboss-logmanager-ecs-formatter/pom.xml
index f7f1b7b1..4efef5b0 100644
--- a/jboss-logmanager-ecs-formatter/pom.xml
+++ b/jboss-logmanager-ecs-formatter/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>ecs-logging-java-parent</artifactId>
         <groupId>co.elastic.logging</groupId>
-        <version>1.3.0</version>
+        <version>1.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/jul-ecs-formatter/pom.xml b/jul-ecs-formatter/pom.xml
index 667583ab..c9ec535d 100644
--- a/jul-ecs-formatter/pom.xml
+++ b/jul-ecs-formatter/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>ecs-logging-java-parent</artifactId>
         <groupId>co.elastic.logging</groupId>
-        <version>1.3.0</version>
+        <version>1.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/log4j-ecs-layout/pom.xml b/log4j-ecs-layout/pom.xml
index 6244798d..0432665f 100644
--- a/log4j-ecs-layout/pom.xml
+++ b/log4j-ecs-layout/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>ecs-logging-java-parent</artifactId>
         <groupId>co.elastic.logging</groupId>
-        <version>1.3.0</version>
+        <version>1.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/log4j-legacy-tests/pom.xml b/log4j-legacy-tests/pom.xml
index c39bddde..95c8e151 100644
--- a/log4j-legacy-tests/pom.xml
+++ b/log4j-legacy-tests/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>ecs-logging-java-parent</artifactId>
         <groupId>co.elastic.logging</groupId>
-        <version>1.3.0</version>
+        <version>1.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/log4j2-ecs-layout/pom.xml b/log4j2-ecs-layout/pom.xml
index daa3e771..49942327 100644
--- a/log4j2-ecs-layout/pom.xml
+++ b/log4j2-ecs-layout/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>ecs-logging-java-parent</artifactId>
         <groupId>co.elastic.logging</groupId>
-        <version>1.3.0</version>
+        <version>1.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/log4j2-legacy-tests/pom.xml b/log4j2-legacy-tests/pom.xml
index 6b28db17..dca7fa85 100644
--- a/log4j2-legacy-tests/pom.xml
+++ b/log4j2-legacy-tests/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>ecs-logging-java-parent</artifactId>
         <groupId>co.elastic.logging</groupId>
-        <version>1.3.0</version>
+        <version>1.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/logback-ecs-encoder/pom.xml b/logback-ecs-encoder/pom.xml
index 26ad2788..e787cda2 100644
--- a/logback-ecs-encoder/pom.xml
+++ b/logback-ecs-encoder/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>ecs-logging-java-parent</artifactId>
         <groupId>co.elastic.logging</groupId>
-        <version>1.3.0</version>
+        <version>1.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/logback-legacy-tests/pom.xml b/logback-legacy-tests/pom.xml
index 4f161b19..8eacbb9e 100644
--- a/logback-legacy-tests/pom.xml
+++ b/logback-legacy-tests/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>ecs-logging-java-parent</artifactId>
         <groupId>co.elastic.logging</groupId>
-        <version>1.3.0</version>
+        <version>1.3.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/pom.xml b/pom.xml
index 66862b0f..8c35c4e6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>co.elastic.logging</groupId>
     <artifactId>ecs-logging-java-parent</artifactId>
-    <version>1.3.0</version>
+    <version>1.3.1-SNAPSHOT</version>
     <name>${project.groupId}:${project.artifactId}</name>
     <modules>
         <module>ecs-logging-core</module>
@@ -38,7 +38,7 @@
         <connection>scm:git:git@github.com:elastic/ecs-logging-java.git</connection>
         <developerConnection>scm:git:git@github.com:elastic/ecs-logging-java.git</developerConnection>
         <url>https://github.com/elastic/ecs-logging-java</url>
-        <tag>v1.3.0</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <developers>