diff --git a/configure.ac b/configure.ac
index 1f942a1..d3e052d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,8 +4,9 @@ AC_CONFIG_SRCDIR([lib/init.c])
 AC_CONFIG_MACRO_DIR([m4])
 
 AM_INIT_AUTOMAKE([-Wall -Werror subdir-objects])
-AM_SILENT_RULES
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES])
 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
+AC_PROG_LIBTOOL
 LT_INIT
 
 AC_CANONICAL_HOST