diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index d09a6431..dd5ac717 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "chatgpt-share-backend"
-version = "0.4.0-alpha8"
+version = "0.4.0"
 description = ""
 authors = ["moeakwak <moeakwak@gmail.com>"]
 readme = "README.md"
diff --git a/frontend/package.json b/frontend/package.json
index 99114795..a5148f43 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,7 +1,7 @@
 {
   "name": "chatgpt-share-frontend",
   "private": true,
-  "version": "0.4.0-alpha8",
+  "version": "0.4.0",
   "type": "module",
   "scripts": {
     "dev": "vite --config ./config/vite.config.dev.ts",