diff --git a/sys/directsound/gstdirectsoundsink.c b/sys/directsound/gstdirectsoundsink.c
index a844340800..3d21f37222 100644
--- a/sys/directsound/gstdirectsoundsink.c
+++ b/sys/directsound/gstdirectsoundsink.c
@@ -53,7 +53,6 @@
 #endif
 
 #include <gst/base/gstbasesink.h>
-#include <gst/audio/streamvolume.h>
 #include "gstdirectsoundsink.h"
 #include <gst/audio/gstaudioiec61937.h>
 
diff --git a/sys/directsound/gstdirectsoundsink.h b/sys/directsound/gstdirectsoundsink.h
index 5c2482202d..3a83181940 100644
--- a/sys/directsound/gstdirectsoundsink.h
+++ b/sys/directsound/gstdirectsoundsink.h
@@ -30,6 +30,7 @@
 #define __GST_DIRECTSOUNDSINK_H__
 
 #include <gst/gst.h>
+#include <gst/audio/audio.h>
 #include <gst/audio/gstaudiosink.h>
 
 #include <windows.h>
diff --git a/sys/waveform/gstwaveformsink.h b/sys/waveform/gstwaveformsink.h
index d774c70120..340dfc3556 100644
--- a/sys/waveform/gstwaveformsink.h
+++ b/sys/waveform/gstwaveformsink.h
@@ -23,6 +23,7 @@
 #define __GST_WAVEFORMSINK_H__
 
 #include <gst/gst.h>
+#include <gst/audio/audio.h>
 #include <gst/audio/gstaudiosink.h>
 
 #include <windows.h>