diff --git a/src/devices/wifi/nm-device-wifi-p2p.c b/src/devices/wifi/nm-device-wifi-p2p.c
index 8381ebc769..19aa5ad302 100644
--- a/src/devices/wifi/nm-device-wifi-p2p.c
+++ b/src/devices/wifi/nm-device-wifi-p2p.c
@@ -827,6 +827,7 @@ supplicant_group_iface_state_cb (NMSupplicantInterface *iface,
 
 static void
 supplicant_group_iface_group_finished_cb (NMSupplicantInterface *iface,
+                                          const char *iface_path,
                                           void *user_data)
 {
 	NMDeviceWifiP2P *self = NM_DEVICE_WIFI_P2P (user_data);