diff --git a/version.php b/version.php
index e0529241b0a..4fb7a9ade07 100644
--- a/version.php
+++ b/version.php
@@ -10,6 +10,6 @@
                            //         X  = Moodle 1.5 Point release (0,1,2...)
                            //          Y = Interim incrementer
 
-   $release = '1.5.3';    // Human-friendly version name
+   $release = '1.5.3+';    // Human-friendly version name
 
 ?>