diff --git a/monitorix.conf b/monitorix.conf
index f31677d..30f23cf 100644
--- a/monitorix.conf
+++ b/monitorix.conf
@@ -731,7 +731,7 @@ graph_name = system, kern, proc, hptemp, lmsens, nvidia, disk, fs, net, netstat,
 	_netstat3	= Active close
 	_netstat4	= Passive close
 	_netstat5	= UDP statistics
-	_libvirt1	= CPU usage
+	_libvirt1	= CPU time usage
 	_libvirt2	= Memory usage
 	_libvirt3	= Disk usage
 	_libvirt4	= Network usage