diff --git a/package.json b/package.json
index 4d9f26d..900f7a0 100644
--- a/package.json
+++ b/package.json
@@ -16,6 +16,7 @@
   "devDependencies": {
     "@types/express": "^4.17.13",
     "@types/node": "^18.0.3",
+    "@types/long": "4.0.0",
     "prisma": "^4.13.0",
     "protobufjs-cli": "^1.0.0",
     "ts-node": "^10.8.2",