diff --git a/weed/command/scaffold.go b/weed/command/scaffold.go
index 2aad29548..468476ae4 100644
--- a/weed/command/scaffold.go
+++ b/weed/command/scaffold.go
@@ -18,7 +18,7 @@ var cmdScaffold = &Command{
 	For example, the filer.toml mysql password can be overwritten by environment variable
 		export WEED_MYSQL_PASSWORD=some_password
 	Environment variable rules:
-		* Prefix fix with "WEED_"
+		* Prefix the variable name with "WEED_"
 		* Upppercase the reset of variable name.
 		* Replace '.' with '_'