diff --git a/package-lock.json b/package-lock.json
index 9390f07..ebcd463 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@msgpack/msgpack",
-  "version": "3.0.0-beta4",
+  "version": "3.0.0-beta5",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@msgpack/msgpack",
-      "version": "3.0.0-beta4",
+      "version": "3.0.0-beta5",
       "license": "ISC",
       "devDependencies": {
         "@bitjourney/check-es-version-webpack-plugin": "latest",
diff --git a/package.json b/package.json
index c55f38a..d020ecf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@msgpack/msgpack",
-  "version": "3.0.0-beta4",
+  "version": "3.0.0-beta5",
   "description": "MessagePack for ECMA-262/JavaScript/TypeScript",
   "author": "The MessagePack community",
   "license": "ISC",