diff --git a/package-lock.json b/package-lock.json
index a826917..a985191 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
       },
       "devDependencies": {
         "@types/mocha": "^10.0.10",
-        "@types/node": "20.x",
+        "@types/node": "25.x",
         "@types/vscode": "^1.103.0",
         "@typescript-eslint/eslint-plugin": "^8.28.0",
         "@typescript-eslint/parser": "^8.28.0",
@@ -420,12 +420,12 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "20.19.11",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.11.tgz",
-      "integrity": "sha512-uug3FEEGv0r+jrecvUUpbY8lLisvIjg6AAic6a2bSP5OEOLeJsDSnvhCDov7ipFFMXS3orMpzlmi0ZcuGkBbow==",
+      "version": "25.0.9",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.0.9.tgz",
+      "integrity": "sha512-/rpCXHlCWeqClNBwUhDcusJxXYDjZTyE8v5oTO7WbL8eij2nKhUeU89/6xgjU7N4/Vh3He0BtyhJdQbDyhiXAw==",
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~7.16.0"
       }
     },
     "node_modules/@types/node-fetch": {
@@ -2450,19 +2450,6 @@
         "node": ">= 0.6"
       }
     },
-    "node_modules/mimic-function": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/mimic-function/-/mimic-function-5.0.1.tgz",
-      "integrity": "sha512-VP79XUPxV2CigYP3jWwAUFSku2aKqBH7uTAapFWCBqutsbmDo96KY5o8uh6U+/YSIn5OxJnXp73beVkpqMIGhA==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=18"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/sindresorhus"
-      }
-    },
     "node_modules/minimatch": {
       "version": "9.0.5",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-9.0.5.tgz",
@@ -2751,22 +2738,6 @@
         "wrappy": "1"
       }
     },
-    "node_modules/onetime": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/onetime/-/onetime-7.0.0.tgz",
-      "integrity": "sha512-VXJjc87FScF88uafS3JllDgvAm+c/Slfz06lorj2uAY34rlUu0Nt+v8wreiImcrgAjjIHp1rXpTDlLOGw29WwQ==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "mimic-function": "^5.0.0"
-      },
-      "engines": {
-        "node": ">=18"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/sindresorhus"
-      }
-    },
     "node_modules/optionator": {
       "version": "0.9.4",
       "resolved": "https://registry.npmjs.org/optionator/-/optionator-0.9.4.tgz",
@@ -3505,9 +3476,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.21.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
-      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "version": "7.16.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.16.0.tgz",
+      "integrity": "sha512-Zz+aZWSj8LE6zoxD+xrjh4VfkIG8Ya6LvYkZqtUQGJPZjYl53ypCaUwWqo7eI0x66KBGeRo+mlBEkMSeSZ38Nw==",
       "license": "MIT"
     },
     "node_modules/uri-js": {
diff --git a/package.json b/package.json
index 37b1345..ca50695 100644
--- a/package.json
+++ b/package.json
@@ -215,7 +215,7 @@
   },
   "devDependencies": {
     "@types/mocha": "^10.0.10",
-    "@types/node": "20.x",
+    "@types/node": "25.x",
     "@types/vscode": "^1.103.0",
     "@typescript-eslint/eslint-plugin": "^8.28.0",
     "@typescript-eslint/parser": "^8.28.0",