diff --git a/src/devices/wwan/nm-modem-ofono.c b/src/devices/wwan/nm-modem-ofono.c
index ea66859038..b57cd74d3a 100644
--- a/src/devices/wwan/nm-modem-ofono.c
+++ b/src/devices/wwan/nm-modem-ofono.c
@@ -664,7 +664,7 @@ handle_connman_iface (NMModemOfono *self, gboolean found)
 		                          OFONO_DBUS_INTERFACE_CONNECTION_MANAGER,
 		                          priv->connman_proxy_cancellable,
 		                          _connman_proxy_new_cb,
-		                          NULL);
+		                          self);
 	}
 }