--- configure.ac
+++ configure.ac
@@ -172,7 +172,7 @@
 AC_HEADER_ASSERT
 
 dnl Don't forget to maintain alternatively allowed versions in autogen.sh!
-AM_GNU_GETTEXT_VERSION([0.18.3])
+AM_GNU_GETTEXT_VERSION([0.18.1])
 AM_GNU_GETTEXT([external])
 
 AS_IF([test -d "$srcdir/po"], [