diff --git a/packages/sdk-ts/package.json b/packages/sdk-ts/package.json
index a05de51..f741fdf 100644
--- a/packages/sdk-ts/package.json
+++ b/packages/sdk-ts/package.json
@@ -34,7 +34,7 @@
     "format": "prettier --write \"src/**/*.ts\""
   },
   "devDependencies": {
-    "@types/node": "^26",
+    "@types/node": "^20",
     "typescript": "^5.6.3",
     "vitest": "^4",
     "vite": "^8"