diff --git a/CHANGELOG.md b/CHANGELOG.md
index b727e3d..292754f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,13 @@
 # 更新日志
 
 
+## [v4.1.8](https://github.com/buession/buession-prototype/releases/tag/4.1.8)（2025-04-15）
+
+### 🐞 BUG 修复
+
+- 修复 Try、Optional 未注册到全局对象的 BUG
+
+
 ## [v4.1.7](https://github.com/buession/buession-prototype/releases/tag/4.1.7)（2025-04-11）
 
 ### 🐞 BUG 修复
diff --git a/package.json b/package.json
index 85a5642..d340296 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@buession/prototype",
   "alias": "prototype",
-  "version": "v4.1.7",
+  "version": "v4.1.8",
   "description": "A native object extension framework for Javascript.",
   "homepage": "https://prototype.buession.com/",
   "author": {
diff --git a/src/optional.ts b/src/optional.ts
index f94a7ff..5f5aec9 100644
--- a/src/optional.ts
+++ b/src/optional.ts
@@ -82,5 +82,8 @@ interface Window {
 
 declare var Window: {
   prototype: Window;
+
   new(): Window;
 };
+
+window.Optional = Optional;
diff --git a/src/try.ts b/src/try.ts
index 2cbcb61..1298c60 100644
--- a/src/try.ts
+++ b/src/try.ts
@@ -34,5 +34,8 @@ interface Window {
 
 declare var Window: {
   prototype: Window;
+
   new(): Window;
 };
+
+window.Try = Try;