diff --git a/configure.ac b/configure.ac
index ffe847e..40357ef 100644
--- a/configure.ac
+++ b/configure.ac
@@ -55,7 +55,7 @@ AM_PROG_CC_C_O
 AC_REQUIRE_CPP
 ALL_LINGUAS="en_GB"
 AM_GNU_GETTEXT([external])
-AM_GNU_GETTEXT_VERSION([0.19.3])
+AM_GNU_GETTEXT_VERSION([0.18.3])
 AC_C_BIGENDIAN
 
 LIBS="$LIBS -lm"