diff --git a/go4k/audio/player.go b/go4k/audio/player.go
index e5203ee..56a28b8 100644
--- a/go4k/audio/player.go
+++ b/go4k/audio/player.go
@@ -2,5 +2,5 @@ package audio
 
 type Player interface {
 	Play(buffer []float32) (err error)
-	Close()
+	Close() error
 }