diff --git a/lib/libedit/configure.ac b/lib/libedit/configure.ac
index d379a4caf..90c8ca57d 100644
--- a/lib/libedit/configure.ac
+++ b/lib/libedit/configure.ac
@@ -18,6 +18,7 @@ AC_CONFIG_HEADER([config.h])
 AC_USE_SYSTEM_EXTENSIONS
 
 AM_INIT_AUTOMAKE
+AM_MAINTAINER_MODE
 AC_PROG_LIBTOOL
 
 # libtool -version-info