diff --git a/configure.ac b/configure.ac
index 7d6598d5..7deea474 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,8 @@ AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_AUX_DIR([libltdl/config])
 AC_CONFIG_SRCDIR([src/libsodium/randombytes/devurandom.c])
 AC_CANONICAL_HOST
-AM_INIT_AUTOMAKE([1.9 dist-bzip2 tar-ustar])
+AM_INIT_AUTOMAKE([1.11 dist-bzip2 tar-ustar])
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 AM_MAINTAINER_MODE
 AM_DEP_TRACK