diff --git a/go.mod b/go.mod
index e17d9b7..d5b2000 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/jmalloc/echo-server
 go 1.25.0
 
 require (
-	github.com/gorilla/websocket v1.4.2
+	github.com/gorilla/websocket v1.5.3
 	golang.org/x/net v0.55.0
 )
 
diff --git a/go.sum b/go.sum
index de9cc62..85a5da4 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
-github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 golang.org/x/net v0.55.0 h1:bcvxaJn3e1U6InsFWt1JUq1aSjnRxLzT2rtD2KfkDF8=
 golang.org/x/net v0.55.0/go.mod h1:L5U2KuzuOe1lY7Z+aWVIKK6qEeJXnXV9yzGA+WCHJww=
 golang.org/x/text v0.37.0 h1:Cqjiwd9eSg8e0QAkyCaQTNHFIIzWtidPahFWR83rTrc=