diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
index b68cdec03b9e02ebf122d06c4f93ed4aea752961..0b2aea2ce1729086db78b38b134777935d04fb00 100644
--- a/sound/pci/rme9652/hdsp.c
+++ b/sound/pci/rme9652/hdsp.c
@@ -5170,6 +5170,7 @@ static int snd_hdsp_create_hwdep(struct snd_card *card, struct hdsp *hdsp)
 	strcpy(hw->name, "HDSP hwdep interface");
 
 	hw->ops.ioctl = snd_hdsp_hwdep_ioctl;
+	hw->ops.ioctl_compat = snd_hdsp_hwdep_ioctl;
 
 	return 0;
 }