diff --git a/src/devices/wifi/nm-device-wifi-p2p.c b/src/devices/wifi/nm-device-wifi-p2p.c
index 10aad9d1c2..da3c76e4de 100644
--- a/src/devices/wifi/nm-device-wifi-p2p.c
+++ b/src/devices/wifi/nm-device-wifi-p2p.c
@@ -804,6 +804,7 @@ 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);