diff --git a/Makefile.am b/Makefile.am
index 7ce260c..96585b0 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -76,6 +76,7 @@ check_SCRIPTS=	$(test_scripts:.sh=)
 
 SUFFIXES=	.sh
 
+pkgincludedir = $(includedir)/libpkgconf
 pkginclude_HEADERS = libpkgconf/bsdstubs.h libpkgconf/iter.h libpkgconf/libpkgconf.h libpkgconf/stdinc.h
 libpkgconf_la_SOURCES  =	\
 		libpkgconf/audit.c		\