diff --git a/pkg/nimble/autoconn/nimble_autoconn.c b/pkg/nimble/autoconn/nimble_autoconn.c
index ee96a6eb3b..e2654a72d6 100644
--- a/pkg/nimble/autoconn/nimble_autoconn.c
+++ b/pkg/nimble/autoconn/nimble_autoconn.c
@@ -78,7 +78,7 @@ static void _on_state_change(struct ble_npl_event *ev)
         nimble_scanner_stop();
         /* start advertising/accepting */
         int res = nimble_netif_accept(_ad.buf, _ad.pos, &_adv_params);
-        assert((res == NIMBLE_NETIF_OK) || (res == NIMBLE_NETIF_NOMEM));
+        assert((res == 0) || (res == -ENOMEM));
         (void)res;
 
         /* schedule next state change */