diff --git a/build/autoconf/lustre-build.m4 b/build/autoconf/lustre-build.m4
index 4a95cd93ab76a5af58ce6e03e160c0b8ed5f53d3..7de93c53a2d4f59b165d209d76bc2a74073beeca 100644
--- a/build/autoconf/lustre-build.m4
+++ b/build/autoconf/lustre-build.m4
@@ -693,7 +693,6 @@ LC_CONFIG_CLIENT_SERVER
 
 # three macros for cmd3 
 LC_CONFIG_SPLIT
-LC_CONFIG_LDISKFS
 LN_CONFIG_CDEBUG
 
 LB_CONFIG_MODULES