--- games-mud/wxmud/wxmud-9999.ebuild
+++ games-mud/wxmud/wxmud-9999.ebuild
@@ -24,6 +24,12 @@
 src_unpack() {
 	subversion_src_unpack
 	cd "${S}"
+
+	# fix underlinking
+	sed \
+		-e 's/^wxmud_LDADD = /wxmud_LDADD = @GTK_LIBS@ /' \
+		-i src/Makefile.am || die "fixing Makefile failed!"
+
 	AT_M4DIR="m4" eautoreconf
 }