diff --git a/playground/package-lock.json b/playground/package-lock.json
index 7686e1f..03fe3d7 100644
--- a/playground/package-lock.json
+++ b/playground/package-lock.json
@@ -14,7 +14,7 @@
         "vscode-languageserver-protocol": "^3.17.5"
       },
       "devDependencies": {
-        "typescript": "^5.7.0",
+        "typescript": "^6.0.0",
         "vite": "^7.0.0"
       }
     },
@@ -1077,9 +1077,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.9.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.2.tgz",
+      "integrity": "sha512-bGdAIrZ0wiGDo5l8c++HWtbaNCWTS4UTv7RaTH/ThVIgjkveJt83m74bBHMJkuCbslY8ixgLBVZJIOiQlQTjfQ==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/playground/package.json b/playground/package.json
index f7c3b82..5820c0e 100644
--- a/playground/package.json
+++ b/playground/package.json
@@ -16,7 +16,7 @@
     "vscode-languageserver-protocol": "^3.17.5"
   },
   "devDependencies": {
-    "typescript": "^5.7.0",
+    "typescript": "^6.0.0",
     "vite": "^7.0.0"
   }
 }