diff --git a/Transceiver52M/radioInterface.h b/Transceiver52M/radioInterface.h
index 6e15a1f..3c58222 100644
--- a/Transceiver52M/radioInterface.h
+++ b/Transceiver52M/radioInterface.h
@@ -140,8 +140,8 @@
   /** set thread priority on current thread */
   void setPriority() { mRadio->setPriority(); }
 
-  /** get transport bus type of attached device */ 
-  enum RadioDevice::busType getBus() { return mRadio->getBus(); }
+  /** get transport window type of attached device */ 
+  enum RadioDevice::TxWindowType getWindowType() { return mRadio->getWindowType(); }
 
 protected: