diff --git a/Makefile.am b/Makefile.am
index dc6049d..1a164a7 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -12,6 +12,7 @@ bin_PROGRAMS = pkgconf
 lib_LTLIBRARIES = libpkgconf.la
 
 EXTRA_DIST =	\
+		pkg.m4 \
 		tests/lib1/argv-parse-2.pc \
 		tests/lib1/dos-lineendings.pc \
 		tests/lib1/paren-quoting.pc \
@@ -73,6 +74,9 @@ noinst_HEADERS   = getopt_long.h
 
 dist_doc_DATA = README.md AUTHORS
 
+m4datadir              = $(datadir)/aclocal
+m4data_DATA            = pkg.m4
+
 EXTRA_PROGRAMS = unit_tests
 unit_tests_SOURCES = libpkgconf/tests/argvsplit-test.c
 unit_tests_LDADD   = libpkgconf.la