diff --git a/package.json b/package.json
index 43401e7..e182cc3 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "map-series-async": "^0.0.1",
     "mime-types": "^2.1.35",
     "moment": "^2.29.4",
-    "mqtt": "^4.3.7",
+    "mqtt": "^5.3.5",
     "multer": "1.4.5-lts.1",
     "passport": "0.6.0",
     "passport-google-oauth20": "^2.0.0",