diff --git a/docs/package.json b/docs/package.json
index e551a25e94..30cb5dd848 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -11,6 +11,6 @@
   "private": true,
   "devDependencies": {
     "typedoc": "^0.25.8",
-    "typescript": "^5.0"
+    "typescript": "^4.6"
   }
 }
diff --git a/docs/test.ts b/docs/test.ts
index c2a198d7d9..6c3f54c259 100644
--- a/docs/test.ts
+++ b/docs/test.ts
@@ -570,19 +570,6 @@ llmobs.trace({ name: 'name', kind: 'llm' }, (span, cb) => {
 llmobs.wrap({ kind: 'llm' }, function myLLM () {})()
 llmobs.wrap({ kind: 'llm', name: 'myLLM', modelName: 'myModel', modelProvider: 'myProvider' }, function myFunction () {})()
 
-// decorate a function
-class MyClass {
-  @llmobs.decorate({ kind: 'llm' })
-  myLLM () {}
-
-  @llmobs.decorate({ kind: 'llm', name: 'myOtherLLM', modelName: 'myModel', modelProvider: 'myProvider' })
-  myOtherLLM () {}
-}
-
-const cls = new MyClass()
-cls.myLLM()
-cls.myOtherLLM()
-
 // export a span
 llmobs.enable({ mlApp: 'myApp' })
 llmobs.trace({ kind: 'llm', name: 'myLLM' }, (span) => {
diff --git a/docs/yarn.lock b/docs/yarn.lock
index be52dcbd36..4b011ed3db 100644
--- a/docs/yarn.lock
+++ b/docs/yarn.lock
@@ -61,10 +61,10 @@ typedoc@^0.25.8:
     minimatch "^9.0.3"
     shiki "^0.14.7"
 
-typescript@^5.0:
-  version "5.6.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.6.3.tgz#5f3449e31c9d94febb17de03cc081dd56d81db5b"
-  integrity sha512-hjcS1mhfuyi4WW8IWtjP7brDrG2cuDZukyrYrSauoXGNgx0S7zceP07adYkJycEr56BOUTNPzbInooiN3fn1qw==
+typescript@^4.6:
+  version "4.9.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.9.5.tgz#095979f9bcc0d09da324d58d03ce8f8374cbe65a"
+  integrity sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==
 
 vscode-oniguruma@^1.7.0:
   version "1.7.0"