diff --git a/install/package.json b/install/package.json
index a09803b3a8..a621bbe594 100644
--- a/install/package.json
+++ b/install/package.json
@@ -157,7 +157,7 @@
         "mocha-lcov-reporter": "1.3.0",
         "mockdate": "3.0.5",
         "nyc": "15.1.0",
-        "smtp-server": "3.8.0"
+        "smtp-server": "3.9.0"
     },
     "bugs": {
         "url": "https://github.com/NodeBB/NodeBB/issues"