diff --git a/api/package.json b/api/package.json
index 6237866..a9d8448 100644
--- a/api/package.json
+++ b/api/package.json
@@ -50,7 +50,7 @@
     "eslint-config-google": "^0.9.1",
     "hercule": "^4.1.1",
     "mocha": "^5.2.0",
-    "mongodb-memory-server": "^2.6.0",
+    "mongodb-memory-server": "^1.7.3",
     "nodemon": "^1.14.12"
   }
 }