diff --git a/drivers/virtio/virtio_pci_modern.c b/drivers/virtio/virtio_pci_modern.c
index c0c11fad4611a72a3712c3ef7471193cb5d8fa5d..7760fc1a2218e9ea9e053caf8db2be27dc8d2952 100644
--- a/drivers/virtio/virtio_pci_modern.c
+++ b/drivers/virtio/virtio_pci_modern.c
@@ -679,7 +679,7 @@ int virtio_pci_modern_probe(struct virtio_pci_device *vp_dev)
 
 	pci_read_config_dword(pci_dev,
 			      notify + offsetof(struct virtio_pci_notify_cap,
-						cap.length),
+						cap.offset),
 			      &notify_offset);
 
 	/* We don't know how many VQs we'll map, ahead of the time.