1 files changed, 5 insertions, 0 deletions
diff --git a/LUFA/Drivers/USB/Class/Device/Audio.c b/LUFA/Drivers/USB/Class/Device/Audio.c
index f53d73e7a..108bf9495 100644
--- a/LUFA/Drivers/USB/Class/Device/Audio.c
+++ b/LUFA/Drivers/USB/Class/Device/Audio.c
@@ -28,6 +28,9 @@
   this software.
 */
 
+#include "../../HighLevel/USBMode.h"
+#if defined(USB_CAN_BE_DEVICE)
+
 #include "Audio.h"
 
 void Audio_Device_ProcessControlPacket(USB_ClassInfo_Audio_t* AudioInterfaceInfo)
@@ -157,3 +160,5 @@ bool Audio_Device_IsReadyForNextSample(USB_ClassInfo_Audio_t* AudioInterfaceInfo
 	Endpoint_SelectEndpoint(AudioInterfaceInfo->DataINEndpointNumber);
 	return Endpoint_IsINReady();
 }
+
+#endif
+\ No newline at end of file