diff --git a/configure.ac b/configure.ac
index e446d90..ea35a7c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -32,7 +32,7 @@ m4_define([ibus_version],
     ibus_major_version.ibus_minor_version.ibus_micro_version[]ibus_maybe_datestamp)
 
 AC_INIT([ibus], [ibus_version], [http://code.google.com/p/ibus/issues/entry],[ibus])
-AM_INIT_AUTOMAKE([1.10])
+AM_INIT_AUTOMAKE([1.10 foreign -Wno-portability])
 AC_GNU_SOURCE
 
 AC_CONFIG_HEADERS([config.h])