diff --git a/configure.ac b/configure.ac
index 310956ec..459f06e8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -26,6 +26,7 @@ LT_INIT
 
 AM_INIT_AUTOMAKE([1.14 dist-bzip2 dist-xz foreign subdir-objects])
 AM_SILENT_RULES([yes])
+AM_MAINTAINER_MODE([enable])
 
 AC_CONFIG_HEADERS([config.h])