1 files changed, 1 insertions, 0 deletions
diff --git a/sound/voc.h b/sound/voc.h
index e16d8169f9..a11a0a5990 100644
--- a/sound/voc.h
+++ b/sound/voc.h
@@ -45,6 +45,7 @@ namespace Common { class SeekableReadStream; }
 
 namespace Audio {
 
+class AudioStream;
 class SeekableAudioStream;