diff --git a/package-lock.json b/package-lock.json
index 2e9a52a..01b239b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -60,9 +60,9 @@
       "integrity": "sha512-Hhy1Iwo/e4AtLZNK10ewVVcP2UEs408DS35ubP825w/YgSBK1KVLwALvvIG4yX75QJrxjCpcWkzkVRB0BwwYlA=="
     },
     "ws": {
-      "version": "7.3.1",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.3.1.tgz",
-      "integrity": "sha512-D3RuNkynyHmEJIpD2qrgVkc9DQ23OrN/moAwZX4L8DfvszsJxpjQuUq3LMx6HoYji9fbIOBY18XWBsAux1ZZUA=="
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
     }
   }
 }
diff --git a/package.json b/package.json
index 8643f3c..a9c4767 100644
--- a/package.json
+++ b/package.json
@@ -17,6 +17,6 @@
   },
   "dependencies": {
     "mathjs": "^7.1.0",
-    "ws": "^7.3.1"
+    "ws": "^7.4.6"
   }
 }