diff --git a/Volume-Management.md b/Volume-Management.md
index 7e91e8f..4671a34 100644
--- a/Volume-Management.md
+++ b/Volume-Management.md
@@ -20,7 +20,7 @@ sleep_minutes = 17          # sleep minutes between each script execution
 
 ```
 
-If the `master.toml` has the above configuration, the scripts will run every 17 minutes. It has the same effect as running from `weed shell` directly. However, be sure to avoid running both at the same time. Currently there are no global locking to ensure one cluster level volume management is running. 
+If the `master.toml` has the above configuration, the scripts will run every 17 minutes. It has the same effect as running from `weed shell` directly. 
 
 ## Fix missing volumes
 When running large clusters, it is common that some volume servers are down. If a volume is replicated and one replica is missing, the volume will be marked as readonly.