diff --git a/package.json b/package.json
index 459c0a2f..8140edaf 100644
--- a/package.json
+++ b/package.json
@@ -65,6 +65,7 @@
     "@azure/logger-js": "^1.1.0",
     "@microsoft/api-extractor": "^7.18.11",
     "@ts-common/azure-js-dev-tools": "^19.4.0",
+    "@types/bluebird": "3.5.36",
     "@types/chai": "^4.1.7",
     "@types/express": "4.17.0",
     "@types/express-serve-static-core": "4.17.0",