diff --git a/pages/dedibox-hardware/troubleshooting/diagnose-defective-disk.mdx b/pages/dedibox-hardware/troubleshooting/diagnose-defective-disk.mdx
index 3d91e894d6..a0773d3a54 100644
--- a/pages/dedibox-hardware/troubleshooting/diagnose-defective-disk.mdx
+++ b/pages/dedibox-hardware/troubleshooting/diagnose-defective-disk.mdx
@@ -187,6 +187,20 @@ ATA Standard is: ATA-8-ACS revision 3b
 Local Time is: Fri Oct 29 11:20:27 2010 CEST
 ```
 
+## Retrieve disk position
+
+When you create a support ticket to replace a defective disk, you must also provide the **physical location** of the disk.
+
+Use the following command to retrieve the position of all disks, and copy/paste the result into your support ticket:
+
+<Message type="important">
+  This command works **only for software RAID** setups.
+</Message>
+
+```
+lsblk --paths --sort HCTL --output hctl,name,size,model,rev,serial,tran,phy-sec --bytes | grep -v loop0
+```
+
 <Message type="tip">
   For more information on Smartmontools, refer to the [official documentation](https://www.smartmontools.org/wiki/TocDoc).
 </Message>