document "anonymous" in ValueDesc

diff --git a/Remote/S3.hs b/Remote/S3.hs
index 4486a8e891352ebf9c252cc2134161f477737091..b17b6c268ad6a3a3126ba8eaab55c2d63538c915 100644 (file)
--- a/Remote/S3.hs
+++ b/Remote/S3.hs
@@ -168,7 +168,7 @@ data SignatureVersion
 signatureVersionParser :: RemoteConfigField -> FieldDesc -> RemoteConfigFieldParser
 signatureVersionParser f fd =
        genParser go f (Just defver) fd
-               (Just (ValueDesc "v2 or v4"))
+               (Just (ValueDesc "v2 or v4 or anonymous"))
   where
        go "v2" = Just (SignatureVersion 2)
        go "v4" = Just (SignatureVersion 4)