diff --git a/antiope-s3.cabal b/antiope-s3.cabal
--- a/antiope-s3.cabal
+++ b/antiope-s3.cabal
@@ -1,7 +1,7 @@
 cabal-version: 2.2
 
 name:               antiope-s3
-version:            7.0.1
+version:            7.0.2
 synopsis:           Please see the README on Github at <https://github.com/arbor/antiope#readme>
 description:        Please see the README on Github at <https://github.com/arbor/antiope#readme>.
 category:           Services
diff --git a/src/Antiope/S3/Types.hs b/src/Antiope/S3/Types.hs
--- a/src/Antiope/S3/Types.hs
+++ b/src/Antiope/S3/Types.hs
@@ -34,7 +34,7 @@
 data S3Uri = S3Uri
   { bucket    :: BucketName
   , objectKey :: ObjectKey
-  } deriving (Show, Eq, Generic)
+  } deriving (Show, Eq, Ord, Generic)
 
 instance FromText S3Uri where
   parser = do