diff --git a/configure.ac b/configure.ac
index 3c65d13..4f3b083 100644
--- a/configure.ac
+++ b/configure.ac
@@ -5,7 +5,7 @@ AC_CONFIG_AUX_DIR(.) # because of libtoolize
 AC_CONFIG_MACRO_DIR([m4])
 
 AM_INIT_AUTOMAKE()
-m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES])
+m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
 
 CFLAGS="$CFLAGS"
 CXXFLAGS="$CXXFLAGS"