diff --git a/package-lock.json b/package-lock.json
index 218169f..605fd15 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
       },
       "devDependencies": {
         "@types/mocha": "^10.0.10",
-        "@types/node": "^16.18.11",
+        "@types/node": "^26.5.1",
         "@types/vscode": "^1.70.0",
         "@vscode/test-electron": "^2.5.2",
         "@vscode/vsce": "^4.0.0",
@@ -529,11 +529,14 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "16.18.111",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-16.18.111.tgz",
-      "integrity": "sha512-U1l6itlxU+vrJ9KyowQLKV9X+UuQBRhBF9v/XkGhAGgNHHRWzyY7FfTYRXt3vYOXPrd8UGlbYFK5HdneKCwXPQ==",
+      "version": "26.5.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.5.1.tgz",
+      "integrity": "sha512-CzNm2FezW4VR/LjG6yUdiEgLE/rAQ9Slj5gCu/C2VrdcW7I0ahNZ8DRbHT7zOZ6r3ONgd/bsQIeSaoDGrd1C6g==",
       "dev": true,
-      "license": "MIT"
+      "license": "MIT",
+      "dependencies": {
+        "undici-types": "~8.9.0"
+      }
     },
     "node_modules/@types/vscode": {
       "version": "1.93.0",
@@ -2447,6 +2450,13 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/undici-types": {
+      "version": "8.9.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.9.0.tgz",
+      "integrity": "sha512-KTDyRTYX8sWmKXAikPHHSyc63CRPETMctyjKFupcC6OBLXT3xsN0e9aF7m+mIXutFWpUXuedtowG7iLOzp0kQg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/url-join": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/url-join/-/url-join-4.0.1.tgz",
diff --git a/package.json b/package.json
index cb25f75..8695e81 100644
--- a/package.json
+++ b/package.json
@@ -178,7 +178,7 @@
   },
   "devDependencies": {
     "@types/mocha": "^10.0.10",
-    "@types/node": "^16.18.11",
+    "@types/node": "^26.5.1",
     "@types/vscode": "^1.70.0",
     "@vscode/test-electron": "^2.5.2",
     "@vscode/vsce": "^4.0.0",