diff --git a/backend/api/EventHandlers/MqttEventHandler.cs b/backend/api/EventHandlers/MqttEventHandler.cs
index 835856de..8acd999c 100644
--- a/backend/api/EventHandlers/MqttEventHandler.cs
+++ b/backend/api/EventHandlers/MqttEventHandler.cs
@@ -183,7 +183,7 @@ private async void OnIsarRobotInfo(object? sender, MqttReceivedArgs mqttArgs)
 
             try
             {
-                var robot = await RobotService.ReadByIsarId(isarRobotInfo.IsarId, readOnly: false);
+                var robot = await RobotService.ReadByIsarId(isarRobotInfo.IsarId, readOnly: true);
 
                 if (robot == null)
                 {