diff --git a/configure.ac b/configure.ac
index 7a7822b..8f43797 100644
--- a/configure.ac
+++ b/configure.ac
@@ -21,7 +21,7 @@ AC_PROG_MAKE_SET
 AC_SUBST([LIBTOOL_DEPS])
 
 AM_GNU_GETTEXT([external])
-AM_GNU_GETTEXT_VERSION([0.19.4])
+AM_GNU_GETTEXT_VERSION([0.18])
 
 AC_ARG_ENABLE([gcov],
   [AS_HELP_STRING([--enable-gcov],