diff --git a/weed/shell/command_volume_tier_download.go b/weed/shell/command_volume_tier_download.go
index 88e2e8b92..4584289d7 100644
--- a/weed/shell/command_volume_tier_download.go
+++ b/weed/shell/command_volume_tier_download.go
@@ -26,7 +26,7 @@ func (c *commandVolumeTierDownload) Name() string {
 }
 
 func (c *commandVolumeTierDownload) Help() string {
-	return `move the dat file of a volume to a remote tier
+	return `download the dat file of a volume from a remote tier
 
 	volume.tier.download [-collection=""]
 	volume.tier.download [-collection=""] -volumeId=<volume_id>
diff --git a/weed/shell/command_volume_tier_upload.go b/weed/shell/command_volume_tier_upload.go
index b3a0d9fe8..0a9e6165f 100644
--- a/weed/shell/command_volume_tier_upload.go
+++ b/weed/shell/command_volume_tier_upload.go
@@ -26,7 +26,7 @@ func (c *commandVolumeTierUpload) Name() string {
 }
 
 func (c *commandVolumeTierUpload) Help() string {
-	return `move the dat file of a volume to a remote tier
+	return `upload the dat file of a volume to a remote tier
 
 	volume.tier.upload [-collection=""] [-fullPercent=95] [-quietFor=1h]
 	volume.tier.upload [-collection=""] -volumeId=<volume_id> -dest=<storage_backend> [-keepLocalDatFile]