diff --git a/NetworkManager-openvpn.spec b/NetworkManager-openvpn.spec
index 4982453..be63f0d 100644
--- a/NetworkManager-openvpn.spec
+++ b/NetworkManager-openvpn.spec
@@ -68,6 +68,7 @@ the OpenVPN server with NetworkManager (GNOME files).
 if [ ! -f configure ]; then
   ./autogen.sh
 fi
+autoreconf -i
 %configure \
         --disable-static \
         --disable-dependency-tracking \