diff --git a/README.md b/README.md
index 4e856617..e263494b 100644
--- a/README.md
+++ b/README.md
@@ -103,9 +103,9 @@ Further reading:
 ### Unity Package Manager (upm)
 
 - `Window -> Package Manager -> +▼ -> Add package from git url`
-  - `https://github.com/hadashiA/VContainer.git?path=VContainer/Assets/VContainer#1.2.0`
+  - `https://github.com/hadashiA/VContainer.git?path=VContainer/Assets/VContainer#1.2.1`
 - Or add this to your `Package/manifest.json`
-  - `"jp.hadashikick.vcontainer": "https://github.com/hadashiA/VContainer.git?path=VContainer/Assets/VContainer#1.2.0"`
+  - `"jp.hadashikick.vcontainer": "https://github.com/hadashiA/VContainer.git?path=VContainer/Assets/VContainer#1.2.1"`
 
 ### .unitypackage
 
diff --git a/VContainer/Assets/VContainer/package.json b/VContainer/Assets/VContainer/package.json
index cd3a70ab..69ca70d5 100644
--- a/VContainer/Assets/VContainer/package.json
+++ b/VContainer/Assets/VContainer/package.json
@@ -1,7 +1,7 @@
 {
   "name": "jp.hadashikick.vcontainer",
   "displayName": "VContainer",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "unity": "2018.4",
   "description": "Lightweight DI (Dependency Injection) Container for Unity.",
   "keywords": ["DI", "Dependency Injection", "DI Container"],