diff --git a/.gitignore b/.gitignore
index 4e1c9cedef9e24dc28a085e75c2dd290eb56bce6..56d3b5292305d23eb1a81aa1aa6b91d9bf51222d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,21 +1,15 @@
 .deps
 /INSTALL
+/build-aux
 Makefile.in
 aclocal.m4
 autom4te.cache
-compile
-config.guess
 config.status
-config.sub
 config.log
 configure
-depcomp
-install-sh
 libtool
-ltmain.sh
 m4
 m4/*
-missing
 update
 Makefile
 .*stamp
diff --git a/configure.ac b/configure.ac
index aecf005845d5d535772400f6f39791dd84376fb5..b3a66bee5ce235ae7ab4ceacb2880c94613cd989 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,6 +18,7 @@ dnl License along with libcapsule.  If not, see <http://www.gnu.org/licenses/>.
 AC_PREREQ([2.60])
 
 AC_INIT(libcapsule, 0.1)
+AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_MACRO_DIR([m4])
 
 dnl don't kvetch about gnu makefile syntax