diff --git a/package.json b/package.json
index 22e530e..c820b71 100644
--- a/package.json
+++ b/package.json
@@ -38,6 +38,7 @@
         "supertest": "^6.3.3",
         "ts-jest": "^29.1.1",
         "ts-node": "^10.9.1",
-        "typescript": "^5.2.2"
+        "typescript": "^5.2.2",
+        "ws": "^8.17.1"
     }
 }
diff --git a/yarn.lock b/yarn.lock
index d960a39..44560ee 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3976,6 +3976,11 @@ ws@8.13.0:
   resolved "https://registry.yarnpkg.com/ws/-/ws-8.13.0.tgz#9a9fb92f93cf41512a0735c8f4dd09b8a1211cd0"
   integrity sha512-x9vcZYTrFPC7aSIbj7sRCYo7L/Xb8Iy+pW0ng0wt2vCJv7M9HOMy0UoN3rr+IFC7hb7vXoqS+P9ktyLLLhO+LA==
 
+ws@^8.17.1:
+  version "8.18.0"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-8.18.0.tgz#0d7505a6eafe2b0e712d232b42279f53bc289bbc"
+  integrity sha512-8VbfWfHLbbwu3+N6OKsOMpBdT4kXPDDB9cJk2bJ6mh9ucxdlnNvH1e+roYkKmN9Nxw2yjz7VzeO9oOz2zJ04Pw==
+
 y18n@^5.0.5:
   version "5.0.8"
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-5.0.8.tgz#7f4934d0f7ca8c56f95314939ddcd2dd91ce1d55"