diff --git a/package-lock.json b/package-lock.json
index 24031177..3659e05f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "Whalebird",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 509ad3d1..f2890bce 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "Whalebird",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "author": "AkiraFukushima <h3.poteto@gmail.com>",
   "description": "An Electron based Mastodon client for Windows, Mac and Linux",
   "license": "MIT",