diff --git a/configure.ac b/configure.ac
index 20a4e42..921ba18 100644
--- a/configure.ac
+++ b/configure.ac
@@ -8,9 +8,13 @@ AC_PREREQ([2.59])
 
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_SRCDIR([src])
+AC_CONFIG_MACRO_DIRS([m4])
 
 AM_MAINTAINER_MODE
 
+AM_GNU_GETTEXT_VERSION([0.25])
+AM_GNU_GETTEXT([external])
+
 IT_PROG_INTLTOOL([0.40.0])
 
 AC_PROG_CC