diff --git a/README.md b/README.md
index 4836c0d..8706f13 100644
--- a/README.md
+++ b/README.md
@@ -17,11 +17,13 @@ Udon compatible 32bit hash lib
 
 ```csharp
 using Narazaka.SimpleHash;
-var playerHash = FNV1a32.ComputeHash(Networking.LocalPlayer.displayName);
+var playerHash = FNV1a32String.ComputeHash(Networking.LocalPlayer.displayName);
 ```
 
 ## 更新履歴
 
+- 2.0.0
+  - U#での非互換を解消
 - 1.0.0
   - リリース
 
diff --git a/package.json b/package.json
index 8ed87a6..9b2c894 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "net.narazaka.simple-hash",
-  "version": "1.0.1",
+  "version": "2.0.0",
   "displayName": "Simple Hash",
   "description": "Udon compatible 32bit hash lib (FNV1a32)",
   "author": {