diff --git a/install/package.json b/install/package.json
index 89f41dcd65..4a07a6712c 100644
--- a/install/package.json
+++ b/install/package.json
@@ -169,7 +169,7 @@
         "mocha-lcov-reporter": "1.3.0",
         "mockdate": "3.0.5",
         "nyc": "15.1.0",
-        "smtp-server": "3.13.2"
+        "smtp-server": "3.13.3"
     },
     "optionalDependencies": {
         "sass-embedded": "1.71.1"