{
                        .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
                        .bRequest      = CDC_NOTIF_SerialState,
-                       .wValue        = 0,
-                       .wIndex        = 0,
-                       .wLength       = sizeof(CDCInterfaceInfo->State.ControlLineStates.DeviceToHost),
+                       .wValue        = CPU_TO_LE16(0),
+                       .wIndex        = CPU_TO_LE16(0),
+                       .wLength       = CPU_TO_LE16(sizeof(CDCInterfaceInfo->State.ControlLineStates.DeviceToHost)),
                };
 
        Endpoint_Write_Stream_LE(&Notification, sizeof(USB_Request_Header_t), NULL);