diff --git a/openbsc/Makefile.am b/openbsc/Makefile.am
index f7eda56..31a54ea 100644
--- a/openbsc/Makefile.am
+++ b/openbsc/Makefile.am
@@ -1,5 +1,8 @@
 AUTOMAKE_OPTIONS = foreign dist-bzip2 1.6
 
+## FIXME: automake >= 1.13 or autoconf >= 2.70 provide better suited AC_CONFIG_MACRO_DIRS for configure.ac
+## remove line below when OE toolchain is updated to version which include those
+ACLOCAL_AMFLAGS = -I m4
 AM_CPPFLAGS = \
 	$(all_includes) \
 	-I$(top_srcdir)/include \