diff --git a/src/cpp/ice-udp-mux-listener-wrapper.cpp b/src/cpp/ice-udp-mux-listener-wrapper.cpp
index ffd18c7..2d413e1 100644
--- a/src/cpp/ice-udp-mux-listener-wrapper.cpp
+++ b/src/cpp/ice-udp-mux-listener-wrapper.cpp
@@ -145,6 +145,7 @@ void IceUdpMuxListenerWrapper::onUnhandledStunRequest(const Napi::CallbackInfo &
           {
         Napi::Object reqObj = Napi::Object::New(env);
         reqObj.Set("ufrag", request.remoteUfrag.c_str());
+        reqObj.Set("localUfrag", request.localUfrag.c_str());
         reqObj.Set("host", request.remoteAddress.c_str());
         reqObj.Set("port", request.remotePort);
 
diff --git a/src/lib/types.ts b/src/lib/types.ts
index 1571df8..357351b 100644
--- a/src/lib/types.ts
+++ b/src/lib/types.ts
@@ -157,6 +157,7 @@ export type Direction = 'SendOnly' | 'RecvOnly' | 'SendRecv' | 'Inactive' | 'Unk
 
 export interface IceUdpMuxRequest {
   ufrag: string;
+  localUfrag: string;
   host: string;
   port: number;
 }