diff --git a/lustre/autoconf/lustre-version.ac b/lustre/autoconf/lustre-version.ac
index f5a0114d9607c5889a904c32f2f7cf1532fd42f6..f2fcd810a8f67861f3ad1b9d8609c35447ff1f73 100644
--- a/lustre/autoconf/lustre-version.ac
+++ b/lustre/autoconf/lustre-version.ac
@@ -1,7 +1,7 @@
 m4_define([LUSTRE_MAJOR],[1])
 m4_define([LUSTRE_MINOR],[6])
 m4_define([LUSTRE_PATCH],[4])
-m4_define([LUSTRE_FIX],[55])
+m4_define([LUSTRE_FIX],[56])
 # Note: we're starting prerelease versions at 50 this time.
 
 dnl # liblustre delta is 0.0.1.32 , next version with fixes is ok, but