diff --git a/core/pom.xml b/core/pom.xml
index ce6383bb2..02bfacfe6 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -26,7 +26,7 @@
   </parent>
   <groupId>org.everit.json</groupId>
   <artifactId>org.everit.json.schema</artifactId>
-  <version>1.2.0</version>
+  <version>1.3.0-RC1</version>
   <packaging>bundle</packaging>
   <properties>
     <projectpath>json-schema-validator</projectpath>
diff --git a/pom.xml b/pom.xml
index 68d32fc67..9a53563a9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
 
   <groupId>org.everit.json</groupId>
   <artifactId>org.everit.json.schema.parent</artifactId>
-  <version>1.2.0</version>
+  <version>1.3.0-RC1</version>
 
   <packaging>pom</packaging>
 
diff --git a/tests/pom.xml b/tests/pom.xml
index e17f24d17..9463f67b5 100644
--- a/tests/pom.xml
+++ b/tests/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.everit.json</groupId>
     <artifactId>org.everit.json.schema.parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.3.0-RC1</version>
   </parent>
 
   <artifactId>org.everit.json.schema.tests</artifactId>