--- a/configure.ac	2021-01-02 01:03:25.000000000 +0100
+++ b/configure.ac.n	2021-04-26 08:41:25.224397705 +0200
@@ -7,6 +7,7 @@
 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
 AC_SUBST(PACKAGE)
 AC_SUBST(VERSION)
+AM_GNU_GETTEXT_VERSION([0.18])
 
 AC_SUBST(W3M)
 W3M=w3m