diff --git a/.antlr.metadata b/.antlr.metadata
new file mode 100644
index 0000000..7d73f41
--- /dev/null
+++ b/.antlr.metadata
@@ -0,0 +1,2 @@
+3bec329f1c7c9a3d2af1e2389f2e0ed479798a06 antlr-2.7.7.tar.gz
+52f15b99911ab8b8bc8744675f5cf1994a626fb8 antlr-2.7.7.pom
diff --git a/generate-tarball.sh b/generate-tarball.sh
old mode 100644
new mode 100755