diff --git a/package.json b/package.json
index 5807ecf02..a4c047ea3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "lodash",
-  "version": "4.3.0",
+  "version": "4.3.1-pre",
   "main": "lodash.js",
   "private": true,
   "devDependencies": {