diff --git a/device/package-lock.json b/device/package-lock.json
index 38005af..32611ac 100644
--- a/device/package-lock.json
+++ b/device/package-lock.json
@@ -13,7 +13,7 @@
         "node-schedule": "^1.3.2",
         "request": "^2.88.2",
         "rpio": "^2.2.0",
-        "ws": "^7.4.1"
+        "ws": "^7.4.6"
       }
     },
     "node_modules/ajv": {
@@ -549,9 +549,9 @@
       }
     },
     "node_modules/ws": {
-      "version": "7.4.1",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.1.tgz",
-      "integrity": "sha512-pTsP8UAfhy3sk1lSk/O/s4tjD0CRwvMnzvwr4OKGX7ZvqZtUyx4KIJB5JWbkykPoc55tixMGgTNoh3k4FkNGFQ==",
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==",
       "engines": {
         "node": ">=8.3.0"
       },
@@ -1005,9 +1005,9 @@
       }
     },
     "ws": {
-      "version": "7.4.1",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.1.tgz",
-      "integrity": "sha512-pTsP8UAfhy3sk1lSk/O/s4tjD0CRwvMnzvwr4OKGX7ZvqZtUyx4KIJB5JWbkykPoc55tixMGgTNoh3k4FkNGFQ==",
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==",
       "requires": {}
     }
   }
diff --git a/device/package.json b/device/package.json
index ce609c4..fa5f34a 100644
--- a/device/package.json
+++ b/device/package.json
@@ -8,7 +8,7 @@
     "node-schedule": "^1.3.2",
     "request": "^2.88.2",
     "rpio": "^2.2.0",
-    "ws": "^7.4.1"
+    "ws": "^7.4.6"
   },
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",