diff --git a/lib/kafs/Makefile.am b/lib/kafs/Makefile.am
index e511fd56f..687e7f586 100644
--- a/lib/kafs/Makefile.am
+++ b/lib/kafs/Makefile.am
@@ -39,6 +39,7 @@ endif
 
 else
 AFSL_EXP =
+AIX_SRC =
 endif # AIX