diff --git a/ChangeLog b/ChangeLog
index 0cbcd3b..fa9c6b1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2019-05-11  Juan Pablo Santos (juanpablo AT apache DOT org)
+
+       * prepare release for 2.11.0.M4
+
 2019-05-02  Juan Pablo Santos (juanpablo AT apache DOT org)
 
        * 2.11.0-M4-git-13
diff --git a/jspwiki-main/src/main/java/org/apache/wiki/Release.java b/jspwiki-main/src/main/java/org/apache/wiki/Release.java
index ee0ef7f..f40c625 100644
--- a/jspwiki-main/src/main/java/org/apache/wiki/Release.java
+++ b/jspwiki-main/src/main/java/org/apache/wiki/Release.java
@@ -52,7 +52,7 @@
      *  <p>
      *  If the POSTFIX is empty, it is not added to the version string.
      */
-    private static final String    POSTFIX       = "M4-git";
+    private static final String    POSTFIX       = "M4";
 
     /** The JSPWiki major version. */
     public static final int        VERSION       = 2;
@@ -72,7 +72,7 @@
      *  <p>
      *  If the build identifier is empty, it is not added.
      */
-    public static final String     BUILD         = "13";
+    public static final String     BUILD         = "";
 
     /**
      *  This is the generic version string you should use when printing out the version.  It is of