diff --git a/drivers/dahdi/wcfxo.c b/drivers/dahdi/wcfxo.c
index b79d2fe..bf1d467 100644
--- a/drivers/dahdi/wcfxo.c
+++ b/drivers/dahdi/wcfxo.c
@@ -685,6 +685,7 @@ static int wcfxo_initialize(struct wcfxo *wc)
 
 	wc->chan->pvt = wc;
 	wc->span.ops = &wcfxo_span_ops;
+	wc->span.spantype = SPANTYPE_ANALOG_FXO;
 	list_add_tail(&wc->span.device_node, &wc->ddev->spans);
 	if (dahdi_register_device(wc->ddev, &wc->dev->dev)) {
 		printk(KERN_NOTICE "Unable to register span with DAHDI\n");
diff --git a/drivers/dahdi/wctdm.c b/drivers/dahdi/wctdm.c
index 9f43e52..cf5a537 100644
--- a/drivers/dahdi/wctdm.c
+++ b/drivers/dahdi/wctdm.c
@@ -2411,6 +2411,7 @@ static int wctdm_initialize(struct wctdm *wc)
 	wc->span.channels = NUM_CARDS;
 	wc->span.flags = DAHDI_FLAG_RBS;
 	wc->span.ops = &wctdm_span_ops;
+	wc->span.spantype = SPANTYPE_ANALOG_MIXED;
 
 	list_add_tail(&wc->span.device_node, &wc->ddev->spans);
 	if (dahdi_register_device(wc->ddev, &wc->dev->dev)) {