diff --git a/src/calibre/devices/usbms/device.py b/src/calibre/devices/usbms/device.py
index 8b395c5a5f..e0ba32a2a1 100644
--- a/src/calibre/devices/usbms/device.py
+++ b/src/calibre/devices/usbms/device.py
@@ -509,9 +509,9 @@ class Device(DeviceConfig, DevicePlugin):
                     devnodes.append(node)
 
         devnodes += list(repeat(None, 3))
-        ans = ['/dev/'+x if ok.get(x, False) else None for x in devnodes[:3]]
+        ans = ['/dev/'+x if ok.get(x, False) else None for x in devnodes]
         ans.sort(key=lambda x: x[5:] if x else 'zzzzz')
-        return self.linux_swap_drives(ans)
+        return self.linux_swap_drives(ans[:3])
 
     def linux_swap_drives(self, drives):
         return drives