diff --git a/package.json b/package.json
index 9957f4d..f1e7b17 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "@types/chai": "^4.0.0",
     "@types/mocha": "^5.0.0",
     "@types/node": "^12.0.0",
-    "bluebird": "^3.0.0",
+    "bluebird": "^3.7.0",
     "chai": "^4.0.0",
     "coveralls": "^3.0.0",
     "husky": "^3.0.5",