README.md in carrierwave-scp-upload-0.2.2 vs README.md in carrierwave-scp-upload-0.3.1

- old
+ new

@@ -1,8 +1,8 @@
 # CarrierWave SCP Upload
 
 Custom upload plugin for [CarrierWave](https://github.com/jnicklas/carrierwave/) using SCP method
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+NOTE that the workers server need connection permission to the storage server using private key.
 ## Gem
 
     gem install carrierwave-scp-upload
 
 ## Configuration