diff --git a/ws_server/package-lock.json b/ws_server/package-lock.json
index d9e1b62b..3c4dc1ac 100644
--- a/ws_server/package-lock.json
+++ b/ws_server/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "ws_server",
-  "version": "1.5.2",
+  "version": "1.5.6",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1333,9 +1333,9 @@
       "dev": true
     },
     "normalize-url": {
-      "version": "4.5.0",
-      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.0.tgz",
-      "integrity": "sha512-2s47yzUxdexf1OhyRi4Em83iQk0aPvwTddtFz4hnSSw9dCEsLEGf6SwIO8ss/19S9iBb5sJaOuTvTGDeZI00BQ=="
+      "version": "4.5.1",
+      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.1.tgz",
+      "integrity": "sha512-9UZCFRHQdNrfTpGg8+1INIg93B6zE0aXMVFkw1WFwvO4SlZywU6aLg5Of0Ap/PgcbSw4LNxvMWXMeugwMCX0AA=="
     },
     "object-assign": {
       "version": "4.1.1",