diff --git a/redfish-core/include/utils/query_param.hpp b/redfish-core/include/utils/query_param.hpp
index fa2b4da..c687444 100644
--- a/redfish-core/include/utils/query_param.hpp
+++ b/redfish-core/include/utils/query_param.hpp
@@ -717,6 +717,8 @@
             queryTypeExpected = true;
             str += '*';
             break;
+        default:
+            return std::nullopt;
     }
     if (!queryTypeExpected)
     {
diff --git a/redfish-core/lib/sensors.hpp b/redfish-core/lib/sensors.hpp
index 002ee3f..8506185 100644
--- a/redfish-core/lib/sensors.hpp
+++ b/redfish-core/lib/sensors.hpp
@@ -712,7 +712,7 @@
             case LedState::BLINK:
                 sensorJson["IndicatorLED"] = "Blinking";
                 break;
-            case LedState::UNKNOWN:
+            default:
                 break;
         }
     }