diff --git a/apps/aether-demo/package.json b/apps/aether-demo/package.json
index 4a52437..b3d1ea6 100644
--- a/apps/aether-demo/package.json
+++ b/apps/aether-demo/package.json
@@ -14,7 +14,7 @@
     "@aether/antiflock-secure-action": "file:../../sdk/typescript"
   },
   "devDependencies": {
-    "@types/node": "^22.10.1",
+    "@types/node": "^26.2.0",
     "typescript": "^5.7.2"
   },
   "engines": {
diff --git a/apps/web/package.json b/apps/web/package.json
index c54f7c8..ba4dc3c 100644
--- a/apps/web/package.json
+++ b/apps/web/package.json
@@ -20,7 +20,7 @@
   },
   "devDependencies": {
     "@cloudflare/vite-plugin": "1.51.3",
-    "@types/node": "22.19.19",
+    "@types/node": "26.2.0",
     "@types/react": "19.2.17",
     "@types/react-dom": "19.2.3",
     "@vitejs/plugin-react": "6.0.4",
diff --git a/sdk/typescript/package.json b/sdk/typescript/package.json
index 7e4c8fb..3da25b9 100644
--- a/sdk/typescript/package.json
+++ b/sdk/typescript/package.json
@@ -25,7 +25,7 @@
     "node": ">=20"
   },
   "devDependencies": {
-    "@types/node": "^22.10.1",
+    "@types/node": "^26.2.0",
     "typescript": "^5.7.2"
   },
   "license": "Apache-2.0"