diff --git a/Makefile.am b/Makefile.am
index 08f5235..ddca382 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,3 +1,4 @@
+ACLOCAL_AMFLAGS = -I m4
 AM_DEFAULT_SOURCE_EXT = .cpp
 
 libblobcmdsdir = ${libdir}/ipmid-providers