diff --git a/vscode-extension/package-lock.json b/vscode-extension/package-lock.json
index b900e89..a465893 100644
--- a/vscode-extension/package-lock.json
+++ b/vscode-extension/package-lock.json
@@ -8,7 +8,7 @@
       "name": "specsync",
       "version": "1.0.0",
       "devDependencies": {
-        "@types/node": "^20.17.10",
+        "@types/node": "^26.1.1",
         "@types/vscode": "^1.74.0",
         "typescript": "^5.7.2"
       },
@@ -17,12 +17,13 @@
       }
     },
     "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": "26.1.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.1.1.tgz",
+      "integrity": "sha512-nxAkRSVkN1Y0JC1W8ky/fTfkGsMmcrRsbx+3XoZE+rMOX71kLYTV7fLXpqud1GpbpP5TuffXFqfX7fH2GgZREw==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/@types/vscode": {
@@ -45,10 +46,11 @@
       }
     },
     "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==",
-      "dev": true
+      "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/vscode-extension/package.json b/vscode-extension/package.json
index 94a4a92..e667faa 100644
--- a/vscode-extension/package.json
+++ b/vscode-extension/package.json
@@ -104,7 +104,7 @@
     "vscode:prepublish": "npm run compile"
   },
   "devDependencies": {
-    "@types/node": "^20.17.10",
+    "@types/node": "^26.1.1",
     "@types/vscode": "^1.74.0",
     "typescript": "^5.7.2"
   }