diff --git a/reactos/drivers/wdm/audio/backpln/portcls/filter_wavecyclic.cpp b/reactos/drivers/wdm/audio/backpln/portcls/filter_wavecyclic.cpp
index 80a8d2b84bd..8d18845fb77 100644
--- a/reactos/drivers/wdm/audio/backpln/portcls/filter_wavecyclic.cpp
+++ b/reactos/drivers/wdm/audio/backpln/portcls/filter_wavecyclic.cpp
@@ -244,8 +244,7 @@ CPortFilterWaveCyclic::FastDeviceIoControl(
     OUT PIO_STATUS_BLOCK StatusBlock,
     IN PDEVICE_OBJECT DeviceObject)
 {
-    UNIMPLEMENTED
-    return FALSE;
+    return KsDispatchFastIoDeviceControlFailure(FileObject, Wait, InputBuffer, InputBufferLength, OutputBuffer, OutputBufferLength, IoControlCode, StatusBlock, DeviceObject);
 }
 
 BOOLEAN