diff --git a/package-lock.json b/package-lock.json
index ca550af5766..e6f52d4eee7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "eccube",
-  "version": "4.3.0-alpha",
+  "version": "4.3.0-beta",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "eccube",
-      "version": "4.3.0-alpha",
+      "version": "4.3.0-beta",
       "license": "GPL-2.0",
       "dependencies": {
         "@babel/polyfill": "^7.12.1",
diff --git a/package.json b/package.json
index dfd44ca170e..f235d431e19 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "eccube",
-  "version": "4.3.0-alpha",
+  "version": "4.3.0-beta",
   "description": "EC-CUBE EC open platform.",
   "main": "index.js",
   "directories": {
diff --git a/src/Eccube/Common/Constant.php b/src/Eccube/Common/Constant.php
index 3830d600401..e5e5475b927 100644
--- a/src/Eccube/Common/Constant.php
+++ b/src/Eccube/Common/Constant.php
@@ -18,7 +18,7 @@ class Constant
     /**
      * EC-CUBE VERSION.
      */
-    public const VERSION = '4.3.0-alpha';
+    public const VERSION = '4.3.0-beta';
 
     /**
      * Enable value.