diff --git a/obuspa/patches/0001-validate-controller-mtp.patch b/obuspa/patches/0001-validate-controller-mtp.patch
index 2ba05be5a..2e86e74de 100644
--- a/obuspa/patches/0001-validate-controller-mtp.patch
+++ b/obuspa/patches/0001-validate-controller-mtp.patch
@@ -5,7 +5,7 @@
  #endif
  
 +#ifdef OBUSPA_CONTROLLER_MTP_VERIFY
-+bool DEVICE_CONTROLLER_IsMTPAllowed(char *endpoint_id, mtp_reply_to_t *mrt);
++bool DEVICE_CONTROLLER_IsMTPAllowed(char *endpoint_id, mtp_conn_t *mpc);
 +#endif
 +
  #ifndef REMOVE_USP_BROKER
@@ -26,12 +26,12 @@
 +** This function is used by ValidateUspRecord() to determine whether to process a received USP message
 +**
 +** \param   endpoint_id - Endpoint ID of controller that sent a USP message
-+** \param   mrt - pointer to structure specifying on which MTP the message was received
++** \param   mpc - pointer to structure specifying on which MTP the message was received
 +**
 +** \return  true if the MTP is allowed, false otherwise
 +**
 +**************************************************************************/
-+bool DEVICE_CONTROLLER_IsMTPAllowed(char *endpoint_id, mtp_reply_to_t *mrt)
++bool DEVICE_CONTROLLER_IsMTPAllowed(char *endpoint_id, mtp_conn_t *mpc)
 +{
 +    controller_t *cont = FindEnabledControllerByEndpointId(endpoint_id);
 +    controller_mtp_t *mtp;
@@ -42,18 +42,18 @@
 +        return false;
 +    }
 +
-+    mtp = FindFirstEnabledMtp(cont, mrt->protocol);
++    mtp = FindFirstEnabledMtp(cont, mpc->protocol);
 +
 +#ifdef ENABLE_WEBSOCKETS
 +    // Allow websocket server if no other MTP is configured
-+    if ((mrt->protocol == kMtpProtocol_WebSockets) && (mrt->wsserv_conn_id != INVALID))
++    if ((mpc->protocol == kMtpProtocol_WebSockets) && (mpc->ws.serv_conn_id != INVALID))
 +    {
 +        return mtp == NULL;
 +    }
 +#endif
 +
 +    // Disallow if there is no MTP configured with matching protocol
-+    if ((mtp == NULL) || (mtp->protocol != mrt->protocol))
++    if ((mtp == NULL) || (mtp->protocol != mpc->protocol))
 +    {
 +        return false;
 +    }
@@ -63,7 +63,7 @@
 +    {
 +#ifndef DISABLE_STOMP
 +        case kMtpProtocol_STOMP:
-+            return mtp->stomp_connection_instance == mrt->stomp_instance;
++            return mtp->stomp_connection_instance == mpc->stomp.instance;
 +#endif
 +
 +#ifdef ENABLE_COAP
@@ -73,12 +73,12 @@
 +
 +#ifdef ENABLE_MQTT
 +        case kMtpProtocol_MQTT:
-+            return mtp->mqtt_connection_instance == mrt->mqtt_instance;
++            return mtp->mqtt_connection_instance == mpc->mqtt.instance;
 +#endif
 +
 +#ifdef ENABLE_WEBSOCKETS
 +        case kMtpProtocol_WebSockets:
-+            return (mrt->wsclient_cont_instance == cont->instance) && (mrt->wsclient_mtp_instance == mtp->instance);
++            return (mpc->ws.client_cont_instance == cont->instance) && (mpc->ws.client_mtp_instance == mtp->instance);
 +#endif
 +        default:
 +            TERMINATE_BAD_CASE(mtp->protocol);
@@ -100,7 +100,7 @@
  
 +#ifdef OBUSPA_CONTROLLER_MTP_VERIFY
 +    // Exit if the controller is not allowed to use the MTP on which the message was received
-+    if (DEVICE_CONTROLLER_IsMTPAllowed(rec->from_id, mrt) == false)
++    if (DEVICE_CONTROLLER_IsMTPAllowed(rec->from_id, mtpc) == false)
 +    {
 +        USP_ERR_SetMessage("%s: Ignoring message from endpoint_id=%s (unauthorized MTP)", __FUNCTION__, rec->from_id);
 +        return USP_ERR_PERMISSION_DENIED;