diff --git a/configure.ac b/configure.ac
index 0951e187b..c6ae2d811 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,6 +3,9 @@ AC_INIT([osmo-bts],
 	m4_esyscmd([./git-version-gen .tarball-version]),
 	[openbsc-devel@lists.openbsc.org])
 
+dnl *This* is the root dir, even if an install-sh exists in ../ or ../../
+AC_CONFIG_AUX_DIR([.])
+
 AM_INIT_AUTOMAKE([dist-bzip2])
 AC_CONFIG_TESTDIR(tests)