diff --git a/Erasure-coding-for-warm-storage.md b/Erasure-coding-for-warm-storage.md
index 4482ee8..794cb7d 100644
--- a/Erasure-coding-for-warm-storage.md
+++ b/Erasure-coding-for-warm-storage.md
@@ -11,7 +11,7 @@ Run `weed scaffold -conf=master` to generate a `master.toml` file, put it in cur
 It will add a list of commands executed periodically. Actually the commands can also be executed via `weed shell` with exactly the same effect. The scripts stored in the `master.toml` file is to make the deployment convenient.
 
 ## How the scripts works?
-The scripts has 3 steps.
+The scripts have 3 steps related to erasure coding.
 
 ### Erasure Encode Sealed Data
 `ec.encode` command will find volumes that are almost full and has been stale for a period of time.