diff --git a/weed/shell/command_remote_mount_buckets.go b/weed/shell/command_remote_mount_buckets.go
index f5fec9ab4..f76629193 100644
--- a/weed/shell/command_remote_mount_buckets.go
+++ b/weed/shell/command_remote_mount_buckets.go
@@ -42,7 +42,7 @@ func (c *commandRemoteMountBuckets) Do(args []string, commandEnv *CommandEnv, wr
 
 	remoteMountBucketsCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError)
 
-	remote := remoteMountBucketsCommand.String("remote", "", "a already configured storage name")
+	remote := remoteMountBucketsCommand.String("remote", "", "an already configured storage name")
 	bucketPattern := remoteMountBucketsCommand.String("bucketPattern", "", "match existing bucket name with wildcard characters '*' and '?'")
 	trimBucketSuffix := remoteMountBucketsCommand.Bool("trimBucketSuffix", true, "remote suffix auto generated by 'weed filer.remote.sync'")
 	apply := remoteMountBucketsCommand.Bool("apply", false, "apply the mount for listed buckets")