diff --git a/package-lock.json b/package-lock.json
index 48aa237..9a02882 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -461,11 +461,6 @@
       "integrity": "sha512-a30VEBm4PEdx1dRB7MFK7BejejvCvBronbLjht+sHuGYj8PHs7M/5Z+rt5lw551vZ7yfTCj4Vuyy3mSJytDWRQ==",
       "dev": true
     },
-    "highcharts": {
-      "version": "8.0.3",
-      "resolved": "https://registry.npmjs.org/highcharts/-/highcharts-8.0.3.tgz",
-      "integrity": "sha512-8/XBF7tx4nW0ijUgwjclEzuINEsTjIyOvSjo4AMcPwAb7jc6vMM4owxeGisCpU+vHQyD+y70fK+K8QUWAGG8cQ=="
-    },
     "http-cache-semantics": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/http-cache-semantics/-/http-cache-semantics-4.1.0.tgz",
@@ -893,9 +888,9 @@
       "dev": true
     },
     "ws": {
-      "version": "7.2.3",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.2.3.tgz",
-      "integrity": "sha512-HTDl9G9hbkNDk98naoR/cHDws7+EyYMOdL1BmjsZXRUjf7d+MficC4B7HLUPlSiho0vg+CWKrGIt/VJBd1xunQ=="
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
     },
     "yauzl": {
       "version": "2.4.1",
diff --git a/package.json b/package.json
index 8817a7f..d55b074 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,6 @@
     "chart.js": "^2.9.3",
     "electron-reload": "^1.5.0",
     "jquery": "^3.4.1",
-    "ws": "^7.2.3"
+    "ws": "^7.4.6"
   }
 }