diff --git a/examples/BroadcastingEchoServer.cpp b/examples/BroadcastingEchoServer.cpp
index 7280f05..d8aee95 100644
--- a/examples/BroadcastingEchoServer.cpp
+++ b/examples/BroadcastingEchoServer.cpp
@@ -16,7 +16,7 @@ int main() {
         .idleTimeout = 10,
         .maxBackpressure = 1 * 1024 * 1204,
         /* Handlers */
-        .open = [](auto *ws, auto *req) {
+        .open = [](auto *ws) {
             /* Let's make every connection subscribe to the "broadcast" topic */
             ws->subscribe("broadcast");
         },
diff --git a/examples/EchoServer.cpp b/examples/EchoServer.cpp
index b0a35c8..3b73990 100644
--- a/examples/EchoServer.cpp
+++ b/examples/EchoServer.cpp
@@ -84,7 +84,7 @@ int main() {
 
 
         },
-        .open = [](auto *ws, auto *req) {
+        .open = [](auto *ws) {
             /* Open event here, you may access ws->getUserData() which points to a PerSocketData struct */
             std::cout << "Something is: " << static_cast<PerSocketData *>(ws->getUserData())->something << std::endl;
         },
diff --git a/examples/EchoServerThreaded.cpp b/examples/EchoServerThreaded.cpp
index 2b596ef..a3cf9d9 100644
--- a/examples/EchoServerThreaded.cpp
+++ b/examples/EchoServerThreaded.cpp
@@ -22,7 +22,7 @@ int main() {
                 .idleTimeout = 10,
                 .maxBackpressure = 1 * 1024 * 1204,
                 /* Handlers */
-                .open = [](auto *ws, auto *req) {
+                .open = [](auto *ws) {
 
                 },
                 .message = [](auto *ws, std::string_view message, uWS::OpCode opCode) {
diff --git a/src/App.h b/src/App.h
index 580ad03..3d08051 100644
--- a/src/App.h
+++ b/src/App.h
@@ -87,7 +87,7 @@ public:
         int idleTimeout = 120;
         int maxBackpressure = 1 * 1024 * 1024;
         fu2::unique_function<void(HttpResponse<SSL> *, HttpRequest *, struct us_socket_context_t *)> upgrade = nullptr;
-        fu2::unique_function<void(uWS::WebSocket<SSL, true> *, HttpRequest *)> open = nullptr;
+        fu2::unique_function<void(uWS::WebSocket<SSL, true> *)> open = nullptr;
         fu2::unique_function<void(uWS::WebSocket<SSL, true> *, std::string_view, uWS::OpCode)> message = nullptr;
         fu2::unique_function<void(uWS::WebSocket<SSL, true> *)> drain = nullptr;
         fu2::unique_function<void(uWS::WebSocket<SSL, true> *)> ping = nullptr;
diff --git a/src/HttpResponse.h b/src/HttpResponse.h
index 6b9f232..b06d956 100644
--- a/src/HttpResponse.h
+++ b/src/HttpResponse.h
@@ -270,7 +270,7 @@ public:
 
         /* Emit open event and start the timeout */
         if (webSocketContextData->openHandler) {
-            webSocketContextData->openHandler(webSocket, /*req*/ nullptr);
+            webSocketContextData->openHandler(webSocket);
         }
 
         // if we weren't corked then uncork here! otherwise we were called from httpContext!
diff --git a/src/WebSocketContextData.h b/src/WebSocketContextData.h
index 30a27bd..477f448 100644
--- a/src/WebSocketContextData.h
+++ b/src/WebSocketContextData.h
@@ -34,7 +34,7 @@ template <bool, bool> struct WebSocket;
 template <bool SSL>
 struct WebSocketContextData {
     /* The callbacks for this context */
-    fu2::unique_function<void(uWS::WebSocket<SSL, true> *, HttpRequest *)> openHandler = nullptr;
+    fu2::unique_function<void(uWS::WebSocket<SSL, true> *)> openHandler = nullptr;
     fu2::unique_function<void(WebSocket<SSL, true> *, std::string_view, uWS::OpCode)> messageHandler = nullptr;
     fu2::unique_function<void(WebSocket<SSL, true> *)> drainHandler = nullptr;
     fu2::unique_function<void(WebSocket<SSL, true> *, int, std::string_view)> closeHandler = nullptr;