diff --git a/Makefile.am b/Makefile.am
index 6eedb51..7b54313 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,5 +1,7 @@
 SUBDIRS = macros data gifenc src po
 
+ACLOCAL_AMFLAGS = -I macros
+
 EXTRA_DIST = \
 	MAINTAINERS \
 	depcomp \