diff --git a/package.json b/package.json
index 008c581b12..b89fc9263e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "babylon",
-  "version": "6.3.26",
+  "version": "6.4.0",
   "description": "A JavaScript parser",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",