diff --git a/modAionImpl/src/org/aion/zero/impl/Version.java b/modAionImpl/src/org/aion/zero/impl/Version.java
index 7afb68cac6..8fcdd84f29 100644
--- a/modAionImpl/src/org/aion/zero/impl/Version.java
+++ b/modAionImpl/src/org/aion/zero/impl/Version.java
@@ -1,7 +1,7 @@
 package org.aion.zero.impl;
 
 public class Version {
-    public static final String KERNEL_VERSION = "1.2.1";
+    public static final String KERNEL_VERSION = "1.3";
     public static final String REPO_VERSION = "0.1.0";
     public static final boolean FORK = true;
 }