diff --git a/external/concealer/include/concealer/legacy_autoware_state.hpp b/external/concealer/include/concealer/legacy_autoware_state.hpp
index de2a95eb1f7..32f83fb7203 100644
--- a/external/concealer/include/concealer/legacy_autoware_state.hpp
+++ b/external/concealer/include/concealer/legacy_autoware_state.hpp
@@ -88,55 +88,56 @@ struct LegacyAutowareState
          - https://github.com/autowarefoundation/autoware.universe/blob/e60daf7d1c85208eaac083b90c181e224c2ac513/system/autoware_default_adapi/document/autoware-state.md
          - https://github.com/autowarefoundation/autoware_universe/blob/e60daf7d1c85208eaac083b90c181e224c2ac513/system/autoware_default_adapi/src/compatibility/autoware_state.cpp#L80-L141
       */
-      switch (localization_state.state) {
-        case autoware_adapi_v1_msgs::msg::LocalizationInitializationState::UNKNOWN:
-        case autoware_adapi_v1_msgs::msg::LocalizationInitializationState::UNINITIALIZED:
-        case autoware_adapi_v1_msgs::msg::LocalizationInitializationState::INITIALIZING:
-          return initializing;
-
-        case autoware_adapi_v1_msgs::msg::LocalizationInitializationState::INITIALIZED:
-          switch (route_state.state) {
-            case autoware_adapi_v1_msgs::msg::RouteState::UNKNOWN:
-              return initializing;
-
-            case autoware_adapi_v1_msgs::msg::RouteState::ARRIVED:
-              if (const auto duration = now - rclcpp::Time(route_state.stamp);
-                  duration.seconds() < 2.0) {
-                return arrived_goal;
-              }
-              [[fallthrough]];
-
-            case autoware_adapi_v1_msgs::msg::RouteState::UNSET:
-              return waiting_for_route;
-
-            case autoware_adapi_v1_msgs::msg::RouteState::SET:
-            case autoware_adapi_v1_msgs::msg::RouteState::CHANGING:
-              switch (operation_mode_state.mode) {
-                case autoware_adapi_v1_msgs::msg::OperationModeState::UNKNOWN:
-                  return initializing;
-
-                case autoware_adapi_v1_msgs::msg::OperationModeState::AUTONOMOUS:
-                case autoware_adapi_v1_msgs::msg::OperationModeState::LOCAL:
-                case autoware_adapi_v1_msgs::msg::OperationModeState::REMOTE:
-                  if (operation_mode_state.is_autoware_control_enabled) {
-                    return driving;
-                  }
-                  [[fallthrough]];
-
-                case autoware_adapi_v1_msgs::msg::OperationModeState::STOP:
-                  return operation_mode_state.is_autonomous_mode_available ? waiting_for_engage
-                                                                           : planning;
-
-                default:
-                  return undefined;
-              }
-
-            default:
-              return undefined;
-          }
-
-        default:
-          return undefined;
+      if (
+        localization_state.state ==
+          autoware_adapi_v1_msgs::msg::LocalizationInitializationState::UNKNOWN or
+        route_state.state == autoware_adapi_v1_msgs::msg::RouteState::UNKNOWN or
+        operation_mode_state.mode == autoware_adapi_v1_msgs::msg::OperationModeState::UNKNOWN) {
+        return initializing;
+      } else {
+        switch (localization_state.state) {
+          case autoware_adapi_v1_msgs::msg::LocalizationInitializationState::UNINITIALIZED:
+          case autoware_adapi_v1_msgs::msg::LocalizationInitializationState::INITIALIZING:
+            return initializing;
+
+          case autoware_adapi_v1_msgs::msg::LocalizationInitializationState::INITIALIZED:
+            switch (route_state.state) {
+              case autoware_adapi_v1_msgs::msg::RouteState::ARRIVED:
+                if (const auto duration = now - rclcpp::Time(route_state.stamp);
+                    duration.seconds() < 2.0) {
+                  return arrived_goal;
+                }
+                [[fallthrough]];
+
+              case autoware_adapi_v1_msgs::msg::RouteState::UNSET:
+                return waiting_for_route;
+
+              case autoware_adapi_v1_msgs::msg::RouteState::SET:
+              case autoware_adapi_v1_msgs::msg::RouteState::CHANGING:
+                switch (operation_mode_state.mode) {
+                  case autoware_adapi_v1_msgs::msg::OperationModeState::AUTONOMOUS:
+                  case autoware_adapi_v1_msgs::msg::OperationModeState::LOCAL:
+                  case autoware_adapi_v1_msgs::msg::OperationModeState::REMOTE:
+                    if (operation_mode_state.is_autoware_control_enabled) {
+                      return driving;
+                    }
+                    [[fallthrough]];
+
+                  case autoware_adapi_v1_msgs::msg::OperationModeState::STOP:
+                    return operation_mode_state.is_autonomous_mode_available ? waiting_for_engage
+                                                                             : planning;
+
+                  default:
+                    return undefined;
+                }
+
+              default:
+                return undefined;
+            }
+
+          default:
+            return undefined;
+        }
       }
     }())
   {
diff --git a/external/concealer/src/field_operator_application.cpp b/external/concealer/src/field_operator_application.cpp
index d8a921a7704..6ac2503abf7 100644
--- a/external/concealer/src/field_operator_application.cpp
+++ b/external/concealer/src/field_operator_application.cpp
@@ -145,11 +145,11 @@ FieldOperatorApplication::FieldOperatorApplication(const pid_t pid)
     minimum_risk_maneuver_behavior = behavior_name_of(message.behavior);
   }),
 #if __has_include(<autoware_adapi_v1_msgs/msg/operation_mode_state.hpp>)
-  getOperationModeState("/api/operation_mode/state", rclcpp::QoS(1), *this),
+  getOperationModeState("/api/operation_mode/state", rclcpp::QoS(1).transient_local(), *this),
 #endif
   getPathWithLaneId("/planning/scenario_planning/lane_driving/behavior_planning/path_with_lane_id", rclcpp::QoS(1), *this),
 #if __has_include(<autoware_adapi_v1_msgs/msg/route_state.hpp>)
-  getRouteState("/api/routing/state", rclcpp::QoS(1), *this),
+  getRouteState("/api/routing/state", rclcpp::QoS(1).transient_local(), *this),
 #endif
   getTurnIndicatorsCommand("/control/command/turn_indicators_cmd", rclcpp::QoS(1), *this),
   requestClearRoute("/api/routing/clear_route", *this),