diff --git a/src/drivers/virtio/virtqueue/packed.rs b/src/drivers/virtio/virtqueue/packed.rs
index 3952af7a77..708065e7ad 100644
--- a/src/drivers/virtio/virtqueue/packed.rs
+++ b/src/drivers/virtio/virtqueue/packed.rs
@@ -1132,7 +1132,7 @@ impl Virtq for PackedVq {
 		let mut notif_ctrl = NotifCtrl::new(ptr::with_exposed_provenance_mut(
 			notif_cfg.base()
 				+ usize::from(vq_handler.notif_off())
-				+ usize::try_from(notif_cfg.multiplier()).unwrap(),
+					* usize::try_from(notif_cfg.multiplier()).unwrap(),
 		));
 
 		if features.contains(virtio_spec::F::NOTIFICATION_DATA) {
diff --git a/src/drivers/virtio/virtqueue/split.rs b/src/drivers/virtio/virtqueue/split.rs
index 02aa2c5e92..15e1b869f6 100644
--- a/src/drivers/virtio/virtqueue/split.rs
+++ b/src/drivers/virtio/virtqueue/split.rs
@@ -497,7 +497,7 @@ impl Virtq for SplitVq {
 		let mut notif_ctrl = NotifCtrl::new(ptr::with_exposed_provenance_mut(
 			notif_cfg.base()
 				+ usize::from(vq_handler.notif_off())
-				+ usize::try_from(notif_cfg.multiplier()).unwrap(),
+					* usize::try_from(notif_cfg.multiplier()).unwrap(),
 		));
 
 		if features.contains(virtio_spec::F::NOTIFICATION_DATA) {