diff --git a/selective-vpn-gui/traffic_mode_dialog.py b/selective-vpn-gui/traffic_mode_dialog.py
index dd00553..45b06b6 100644
--- a/selective-vpn-gui/traffic_mode_dialog.py
+++ b/selective-vpn-gui/traffic_mode_dialog.py
@@ -1994,7 +1994,7 @@ RU: Применяет policy-rules и проверяет health. При оши
             if last_unit and last_target == target and last_key and last_key == app_key:
                 code, out = self._systemctl_user(["is-active", last_unit])
                 if code == 0 and (out or "").strip().lower() == "active":
-                    cg = self._query_control_group_for_unit(last_unit)
+                    cg = self._effective_cgroup_for_unit_retry(last_unit, timeout_sec=3.0)
                     self._append_app_log(
                         f"[app] already running: app={app_key} target={target} unit={last_unit} (refreshing mark)"
                     )