diff --git a/configure.in b/configure.in
index c7ba5997591b90489ce49e561aa07d2fcdb22e3c..ae6b10722501d1549f17753da108a5c26f449b5f 100644
--- a/configure.in
+++ b/configure.in
@@ -1,6 +1,7 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
+AM_MAINTAINER_MODE
 AC_INIT([backupninja],[0.9.3],[backupninja@lists.riseup.net])
 AC_CONFIG_SRCDIR([src/backupninja.in])
 AM_INIT_AUTOMAKE