diff --git a/plugins/030-disks/lib/disks/disk_utils.rb b/plugins/030-disks/lib/disks/disk_utils.rb
index a3cf4977..fa2ebe91 100644
--- a/plugins/030-disks/lib/disks/disk_utils.rb
+++ b/plugins/030-disks/lib/disks/disk_utils.rb
@@ -82,7 +82,7 @@ def mounts
 				d[:available] = key[3].to_i * 1024
 				d[:use_percent] = key[4]
 				d[:mount] = key[5]
-				res.push(d) unless ['tmpfs', 'devtmpfs'].include? d[:filesystem]
+				res.push(d) unless ['tmpfs', 'devtmpfs', 'none'].include? d[:filesystem]
 			end
 			res.sort { |x,y| x[:filesystem] <=> y[:filesystem] }
 		end