diff --git a/doku.php b/doku.php
index e6d58fc76..7c66eda52 100644
--- a/doku.php
+++ b/doku.php
@@ -9,7 +9,7 @@
  */
 
 // update message version - always use a string to avoid localized floats!
-$updateVersion = "50";
+$updateVersion = "51";
 
 //  xdebug_start_profiling();