diff --git a/Makefile.am b/Makefile.am
index 8082bd8e8..c2467a768 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -4,7 +4,7 @@ if USE_SCRIPTS
   SUBDIRS += scripts
 endif
 
-ACLOCAL_AMFLAGS = -I m4/config m4/macros m4
+ACLOCAL_AMFLAGS = -I m4/config
 
 EXTRA_DIST = Doxyfile.in CREDITS
 CLEANFILES = apidoc Doxyfile