diff --git a/Makefile.am b/Makefile.am
index 30eba038e4aeeb12a946f42add69df5718de5704..5d20edca6fbe99cc1effb898bb249274803efa42 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -16,7 +16,7 @@
 # License along with libcapsule.  If not, see <http://www.gnu.org/licenses/>.
 
 AUTOMAKE_OPTIONS        = subdir-objects
-ACLOCAL_AMFLAGS         = -I m4
+ACLOCAL_AMFLAGS         = -I m4 --install
 AM_CFLAGS               = -fvisibility=hidden \
                           --std=c99 \
                           $(WARN_CFLAGS) \