diff --git "a/view/2019/03/\345\237\272\344\272\216node\345\256\236\347\216\260websocket\351\200\232\344\277\241/package-lock.json" "b/view/2019/03/\345\237\272\344\272\216node\345\256\236\347\216\260websocket\351\200\232\344\277\241/package-lock.json"
index 9aa3812..12d0aed 100644
--- "a/view/2019/03/\345\237\272\344\272\216node\345\256\236\347\216\260websocket\351\200\232\344\277\241/package-lock.json"
+++ "b/view/2019/03/\345\237\272\344\272\216node\345\256\236\347\216\260websocket\351\200\232\344\277\241/package-lock.json"
@@ -330,12 +330,9 @@
       "integrity": "sha1-F+bBH3PdTz10zaek/zI46a2b+JA="
     },
     "ws": {
-      "version": "6.2.0",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.0.tgz",
-      "integrity": "sha512-deZYUNlt2O4buFCa3t5bKLf8A7FPP/TVjwOeVNpw818Ma5nk4MLXls2eoEGS39o8119QIYxTrTDoPQ5B/gTD6w==",
-      "requires": {
-        "async-limiter": "1.0.0"
-      }
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
     },
     "xmlhttprequest-ssl": {
       "version": "1.5.5",
diff --git "a/view/2019/03/\345\237\272\344\272\216node\345\256\236\347\216\260websocket\351\200\232\344\277\241/package.json" "b/view/2019/03/\345\237\272\344\272\216node\345\256\236\347\216\260websocket\351\200\232\344\277\241/package.json"
index fdf1ed3..41fb6b2 100644
--- "a/view/2019/03/\345\237\272\344\272\216node\345\256\236\347\216\260websocket\351\200\232\344\277\241/package.json"
+++ "b/view/2019/03/\345\237\272\344\272\216node\345\256\236\347\216\260websocket\351\200\232\344\277\241/package.json"
@@ -11,6 +11,6 @@
   "license": "ISC",
   "dependencies": {
     "socket.io": "^2.2.0",
-    "ws": "^6.2.0"
+    "ws": "^7.4.6"
   }
 }