diff --git a/src/Makefile.defs b/src/Makefile.defs
index 2697e5c193d..f1ffe39e992 100644
--- a/src/Makefile.defs
+++ b/src/Makefile.defs
@@ -106,7 +106,7 @@ INSTALL_FLAVOUR=$(FLAVOUR)
 # version number
 VERSION = 5
 PATCHLEVEL = 6
-SUBLEVEL =  2
+SUBLEVEL =  3
 EXTRAVERSION = 
 
 # memory manager switcher