diff --git a/sound/isa/sb/sb_common.c b/sound/isa/sb/sb_common.c
index ff031d670400..4aaf9ab82afe 100644
--- a/sound/isa/sb/sb_common.c
+++ b/sound/isa/sb/sb_common.c
@@ -233,6 +233,7 @@ int snd_sbdsp_create(struct snd_card *card,
 		return -EBUSY;
 	}
 	chip->irq = irq;
+	card->sync_irq = chip->irq;
 
 	if (hardware == SB_HW_ALS4000)
 		goto __skip_allocation;