diff --git a/docs/netbox.md b/docs/netbox.md
index ef4c84456..46e3187eb 100644
--- a/docs/netbox.md
+++ b/docs/netbox.md
@@ -38,13 +38,13 @@ The NetBox database may be backed up and restored using `./scripts/netbox-backup
 
 ```
 $ ./scripts/netbox-backup
-NetBox configuration database saved to ('malcolm_netbox_backup_20230110-133855.psql.gz', 'malcolm_netbox_backup_20230110-133855.psql.media.tar.gz')
+NetBox configuration database saved to ('malcolm_netbox_backup_20230110-133855.gz', 'malcolm_netbox_backup_20230110-133855.media.tar.gz')
 ```
 
-To clear the existing NetBox database and restore a previous backup, run the following command (substituting the filename of the `netbox_….psql.gz` you wish to restore) from within the Malcolm installation directory while Malcolm is running:
+To clear the existing NetBox database and restore a previous backup, run the following command (substituting the filename of the `netbox_….gz` you wish to restore) from within the Malcolm installation directory while Malcolm is running:
 
 ```
-./scripts/netbox-restore --netbox-restore ./malcolm_netbox_backup_20230110-125756.psql.gz
+./scripts/netbox-restore --netbox-restore ./malcolm_netbox_backup_20230110-125756.gz
 
 ```
 
diff --git a/scripts/control.py b/scripts/control.py
index e065ec1de..be7816d51 100755
--- a/scripts/control.py
+++ b/scripts/control.py
@@ -303,7 +303,7 @@ def netboxBackup(backupFileName=None):
         raise Exception(f'Error creating NetBox configuration database backup')
 
     if (backupFileName is None) or (len(backupFileName) == 0):
-        backupFileName = f"malcolm_netbox_backup_{time.strftime('%Y%m%d-%H%M%S')}.psql.gz"
+        backupFileName = f"malcolm_netbox_backup_{time.strftime('%Y%m%d-%H%M%S')}.gz"
 
     with gzip.GzipFile(backupFileName, "wb") as f:
         f.write(bytes('\n'.join(results), 'utf-8'))