diff --git a/.jflex.metadata b/.jflex.metadata
new file mode 100644
index 0000000..1e0ee30
--- /dev/null
+++ b/.jflex.metadata
@@ -0,0 +1 @@
+366ef8456b6d602d8f4ab495e877563f7d92a341 jflex-1.7.0-clean.tar.gz
diff --git a/create-tarball.sh b/create-tarball.sh
old mode 100644
new mode 100755