diff --git a/extension/package-lock.json b/extension/package-lock.json
index 309a39c..83b8546 100644
--- a/extension/package-lock.json
+++ b/extension/package-lock.json
@@ -22,7 +22,7 @@
         "globals": "^17.12.0",
         "mocha": "^12.0.1",
         "tsx": "^4.23.13",
-        "typescript": "^5.9.3",
+        "typescript": "^6.0.3",
         "typescript-eslint": "^8.70.1"
       },
       "engines": {
@@ -5768,9 +5768,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.9.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/extension/package.json b/extension/package.json
index f227280..ef9290e 100644
--- a/extension/package.json
+++ b/extension/package.json
@@ -188,7 +188,7 @@
     "globals":                  "^17.12.0",
     "mocha":                    "^12.0.1",
     "tsx":                      "^4.23.13",
-    "typescript":               "^5.9.3",
+    "typescript":               "^6.0.3",
     "typescript-eslint":        "^8.70.1"
   },
   "overrides": {
diff --git a/extension/tsconfig.json b/extension/tsconfig.json
index b3fa382..79a67cb 100644
--- a/extension/tsconfig.json
+++ b/extension/tsconfig.json
@@ -4,6 +4,7 @@
     "target": "ES2022",
     "outDir": "out",
     "lib": ["ES2022"],
+    "types": ["node"],
     "sourceMap": true,
     "rootDir": "src",
     "strict": true,
diff --git a/extension/tsconfig.test.json b/extension/tsconfig.test.json
index a5f27a8..8aab3ec 100644
--- a/extension/tsconfig.test.json
+++ b/extension/tsconfig.test.json
@@ -3,6 +3,7 @@
   "compilerOptions": {
     "rootDir": "src",
     "outDir": "out",
+    "types": ["node", "mocha"],
     "noUnusedLocals": false,
     "noUnusedParameters": false
   },