diff --git a/plugins/disk/btrfs_device_stats b/plugins/disk/btrfs_device_stats
index 3f9b23a9..2cbf1640 100755
--- a/plugins/disk/btrfs_device_stats
+++ b/plugins/disk/btrfs_device_stats
@@ -1,4 +1,4 @@
-#!/usr/bin/python3 
+#!/usr/bin/python3
 #
 # This file contains a munin-plugin to gather btrfs statistics per device.
 #
@@ -81,7 +81,6 @@ def munin_values(fs):
     
     for this_device in devices:
         this_dev_info = fs.dev_info(this_device.devid)
-        this_dev_name = this_dev_info.path.replace('/dev/', '')
         this_dev_stat = fs.dev_stats(this_device.devid, False)
         
         corruption_errs = this_dev_stat.corruption_errs