diff --git a/package-lock.json b/package-lock.json
index 16ffd03..72887de 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "0.2.11",
       "license": "MIT",
       "devDependencies": {
-        "@types/node": "^22.0.0",
+        "@types/node": "^26.6.5",
         "@types/vscode": "^1.103.0",
         "@vscode/test-electron": "^3.0.0",
         "@vscode/vsce": "^4.0.0",
@@ -526,13 +526,13 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "22.19.17",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.19.17.tgz",
-      "integrity": "sha512-wGdMcf+vPYM6jikpS/qhg6WiqSV/OhG+jeeHT/KlVqxYfD40iYJf9/AE1uQxVWFvU7MipKRkRv8NSHiCGgPr8Q==",
+      "version": "26.6.5",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.6.5.tgz",
+      "integrity": "sha512-uMzsv9stDdofIZBx4UGh4Z9ZgXnGC9seRDscilBcTHAeOFk67MZg/k9bWVfO+bk4qZmG+l52hRnLwUiH2LnJTg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~8.9.0"
       }
     },
     "node_modules/@types/vscode": {
@@ -2590,9 +2590,9 @@
       "license": "MIT"
     },
     "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": "8.9.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.9.0.tgz",
+      "integrity": "sha512-KTDyRTYX8sWmKXAikPHHSyc63CRPETMctyjKFupcC6OBLXT3xsN0e9aF7m+mIXutFWpUXuedtowG7iLOzp0kQg==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index 41be9b5..9fff48b 100644
--- a/package.json
+++ b/package.json
@@ -113,7 +113,7 @@
     "check": "npm run compile && node --test test/*.test.js && node ./test/integration/runTest.js && node ./node_modules/@vscode/vsce/vsce ls"
   },
   "devDependencies": {
-    "@types/node": "^22.0.0",
+    "@types/node": "^26.6.5",
     "@types/vscode": "^1.103.0",
     "@vscode/test-electron": "^3.0.0",
     "@vscode/vsce": "^4.0.0",