diff --git a/srcpkgs/libunique1/template b/srcpkgs/libunique1/template
index e5998ae21d0..19821ea33df 100644
--- a/srcpkgs/libunique1/template
+++ b/srcpkgs/libunique1/template
@@ -34,7 +34,8 @@ pre_configure() {
 	for f in $(find ${wrksrc} -name *.[ch]); do
 		sed -i -s "s|G_CONST_RETURN|const|g" "$f"
 	done
-	sed -e "s,AM_CONFIG_HEADER,AC_CONFIG_HEADERS,g" -i configure.ac
+	sed -e "s,AM_CONFIG_HEADER,AC_CONFIG_HEADERS,g" \
+		-e "s,AM_PROG_CC_STDC,AC_PROG_CC,g" -i configure.ac
 	autoreconf -fi
 }