diff --git a/install/package.json b/install/package.json
index e9fd86ce13..95370ad1db 100644
--- a/install/package.json
+++ b/install/package.json
@@ -179,7 +179,7 @@
         "mocha-lcov-reporter": "1.3.0",
         "mockdate": "3.0.5",
         "nyc": "18.0.0",
-        "smtp-server": "3.18.2"
+        "smtp-server": "3.18.3"
     },
     "optionalDependencies": {
         "sass-embedded": "1.98.0"