diff --git a/package-lock.json b/package-lock.json
index bea444d..c59b9a4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "xcode",
-  "version": "4.0.0",
+  "version": "4.0.1-dev.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "xcode",
-      "version": "4.0.0",
+      "version": "4.0.1-dev.0",
       "license": "Apache-2.0",
       "dependencies": {
         "simple-plist": "^1.3.1"
diff --git a/package.json b/package.json
index 2de4ee5..d5054db 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "author": "Apache Software Foundation",
   "name": "xcode",
   "description": "parser for xcodeproj/project.pbxproj files",
-  "version": "4.0.0",
+  "version": "4.0.1-dev.0",
   "main": "index.js",
   "repository": "github:apache/cordova-node-xcode",
   "bugs": "https://github.com/apache/cordova-node-xcode/issues",