diff --git a/package-lock.json b/package-lock.json
index e923bc1..3d3d0ed 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "0.2.7",
       "license": "SEE LICENSE IN LICENSE",
       "devDependencies": {
-        "@types/node": "^20.14.0",
+        "@types/node": "^26.3.0",
         "@types/vscode": "^1.96.0",
         "@vscode/test-electron": "^2.5.2",
         "@vscode/vsce": "^3.9.2",
@@ -982,13 +982,13 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "20.19.43",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.43.tgz",
-      "integrity": "sha512-6oYBAi5ikg4Pl+kGsoYtawUMBT2zZMCvPNF7pVLnHZfd1zf38DRiWn/gT01RYCdUqkv7Fhr+C9ot4/tb+2sVvA==",
+      "version": "26.3.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.3.0.tgz",
+      "integrity": "sha512-L3fgrnchriRC2ExBflb8j4uZZURHZfQsmQeyVzhjcHW4kkwVyo8/0h1B2MVzMTrYUJYu6G7EWs14hW/L9putqw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/@types/normalize-package-data": {
@@ -4523,9 +4523,9 @@
       }
     },
     "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": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index 8a8215b..4e052df 100644
--- a/package.json
+++ b/package.json
@@ -317,7 +317,7 @@
     "package": "npm run verify:source && npm run package:vsix && npm run verify:vsix"
   },
   "devDependencies": {
-    "@types/node": "^20.14.0",
+    "@types/node": "^26.3.0",
     "@types/vscode": "^1.96.0",
     "@vscode/test-electron": "^2.5.2",
     "@vscode/vsce": "^3.9.2",