diff --git a/lustre/scripts/lustre.spec.in b/lustre/scripts/lustre.spec.in
index 7003435aae2de6f96a1b17a518c4052464981cc0..a1a5e4935a88d4963fd6782328e5ec4a15f17189 100644
--- a/lustre/scripts/lustre.spec.in
+++ b/lustre/scripts/lustre.spec.in
@@ -1,5 +1,5 @@
 # lustre.spec
-%define version b_size
+%define version HEAD
 %define kversion @LINUXRELEASE@
 %define linuxdir @LINUX@
 %define enable_doc @ENABLE_DOC@