diff --git a/rw_core/core/device/agent_port.go b/rw_core/core/device/agent_port.go
index 5ac7aca..2840235 100644
--- a/rw_core/core/device/agent_port.go
+++ b/rw_core/core/device/agent_port.go
@@ -118,7 +118,7 @@
 func (agent *Agent) deleteAllPorts(ctx context.Context) error {
 	logger.Debugw(ctx, "deleteAllPorts", log.Fields{"deviceId": agent.deviceID})
 
-	device, err := agent.getDevice(ctx)
+	device, err := agent.getDeviceReadOnly(ctx)
 	if err != nil {
 		return err
 	}
@@ -238,7 +238,7 @@
 	}
 
 	//send request to adapter
-	device, err := agent.getDevice(ctx)
+	device, err := agent.getDeviceReadOnly(ctx)
 	if err != nil {
 		return err
 	}
@@ -274,7 +274,7 @@
 	}
 
 	//send request to adapter
-	device, err := agent.getDevice(ctx)
+	device, err := agent.getDeviceReadOnly(ctx)
 	if err != nil {
 		return err
 	}