diff --git a/package.json b/package.json
index 71599e8..0d95361 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,9 @@
     "serve:demo:trpc": "bun run --watch projects/example/src/trpc/main.ts",
     "build": "ng build ngx-trpc"
   },
+  "engines": {
+    "node": ">=v20.17.0"
+  },
   "private": true,
   "dependencies": {
     "@angular/animations": "^19.0.0-next.10",