diff --git a/xulmus/Makefile b/xulmus/Makefile
index 118bb65e..b161489d 100755
--- a/xulmus/Makefile
+++ b/xulmus/Makefile
@@ -1,6 +1,6 @@
 #### configuration
 
-VERSION       = 0.1
+VERSION       = 0.1pre
 NAME          = xulmus
 
 include ../common/Makefile.common