diff --git a/package-lock.json b/package-lock.json
index f96d0a9..a8cdf44 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13739,9 +13739,9 @@
       "dev": true
     },
     "ws": {
-      "version": "7.2.1",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.2.1.tgz",
-      "integrity": "sha512-sucePNSafamSKoOqoNfBd8V0StlkzJKL2ZAhGQinCfNQ+oacw+Pk7lcdAElecBF2VkLNZRiIb5Oi1Q5lVUVt2A==",
+      "version": "7.4.5",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.5.tgz",
+      "integrity": "sha512-xzyu3hFvomRfXKH8vOFMU3OguG6oOvhXMo3xsGy3xWExqaM2dxBbVxuD99O7m3ZUFMvvscsZDqxfgMaRr/Nr1g==",
       "dev": true
     },
     "wtf-8": {
diff --git a/package.json b/package.json
index b0341e6..0bded74 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "typescript": "3.5.3",
     "utf-8-validate": "^5.0.2",
     "webpack-cli": "^3.3.10",
-    "ws": "^7.2.1",
+    "ws": "^7.4.5",
     "xhr2": "^0.2.0"
   }
 }