diff --git a/package-lock.json b/package-lock.json
index 3f9d858..90e6e35 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7162,32 +7162,40 @@
       }
     },
     "mqtt": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/mqtt/-/mqtt-4.2.1.tgz",
-      "integrity": "sha512-Iv893r+jWlo5GkNcPOfCGwW8M49IixwHiKLFFYTociEymSibUVCORVEjPXWPGzSxhn7BdlUeHicbRmWiv0Crkg==",
+      "version": "4.2.4",
+      "resolved": "https://registry.npmjs.org/mqtt/-/mqtt-4.2.4.tgz",
+      "integrity": "sha512-g3tJt5UOS1Wqn/xntl4JhlJW51OM8CvgEmY8cwZ1zecE5G7uuwjSUUvgGeVDiEMWJ5vXCfZz2VMCQGNvKhzfEQ==",
       "requires": {
-        "base64-js": "^1.3.0",
         "commist": "^1.0.0",
-        "concat-stream": "^1.6.2",
+        "concat-stream": "^2.0.0",
         "debug": "^4.1.1",
-        "end-of-stream": "^1.4.1",
-        "es6-map": "^0.1.5",
         "help-me": "^1.0.1",
         "inherits": "^2.0.3",
         "minimist": "^1.2.5",
-        "mqtt-packet": "^6.3.2",
+        "mqtt-packet": "^6.6.0",
         "pump": "^3.0.0",
-        "readable-stream": "^2.3.6",
+        "readable-stream": "^3.6.0",
         "reinterval": "^1.1.0",
         "split2": "^3.1.0",
         "ws": "^7.3.1",
-        "xtend": "^4.0.1"
+        "xtend": "^4.0.2"
       },
       "dependencies": {
+        "concat-stream": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/concat-stream/-/concat-stream-2.0.0.tgz",
+          "integrity": "sha512-MWufYdFw53ccGjCA+Ol7XJYpAlW6/prSMzuPOTRnJGcGzuhLn4Scrz7qf6o8bROZ514ltazcIFJZevcfbo0x7A==",
+          "requires": {
+            "buffer-from": "^1.0.0",
+            "inherits": "^2.0.3",
+            "readable-stream": "^3.0.2",
+            "typedarray": "^0.0.6"
+          }
+        },
         "debug": {
-          "version": "4.2.0",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.2.0.tgz",
-          "integrity": "sha512-IX2ncY78vDTjZMFUdmsvIRFY2Cf4FnD0wRs+nQwJU8Lu99/tPFdb0VybiiMTPe3I6rQmwsqQqRBvxU+bZ/I8sg==",
+          "version": "4.3.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
+          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
           "requires": {
             "ms": "2.1.2"
           }
@@ -7197,10 +7205,20 @@
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
           "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
         },
+        "readable-stream": {
+          "version": "3.6.0",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz",
+          "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==",
+          "requires": {
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
+          }
+        },
         "ws": {
-          "version": "7.3.1",
-          "resolved": "https://registry.npmjs.org/ws/-/ws-7.3.1.tgz",
-          "integrity": "sha512-D3RuNkynyHmEJIpD2qrgVkc9DQ23OrN/moAwZX4L8DfvszsJxpjQuUq3LMx6HoYji9fbIOBY18XWBsAux1ZZUA=="
+          "version": "7.4.0",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.0.tgz",
+          "integrity": "sha512-kyFwXuV/5ymf+IXhS6f0+eAFvydbaBW3zjpT6hUdAh/hbVjTIB5EHBGi0bPoCLSK2wcuz3BrEkB9LrYv1Nm4NQ=="
         }
       }
     },
@@ -7215,9 +7233,9 @@
       },
       "dependencies": {
         "debug": {
-          "version": "4.2.0",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.2.0.tgz",
-          "integrity": "sha512-IX2ncY78vDTjZMFUdmsvIRFY2Cf4FnD0wRs+nQwJU8Lu99/tPFdb0VybiiMTPe3I6rQmwsqQqRBvxU+bZ/I8sg==",
+          "version": "4.3.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
+          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
           "requires": {
             "ms": "2.1.2"
           }
diff --git a/package.json b/package.json
index bec1a9b..a6253f2 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "lodash": "^4.17.20",
     "make-promises-safe": "^5.1.0",
     "modbus-serial": "^8.0.1",
-    "mqtt": "^4.2.1",
+    "mqtt": "^4.2.4",
     "sparkplug-client": "^3.2.2",
     "sqlite3": "^4.2.0",
     "subscriptions-transport-ws": "^0.9.18",