diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
 
 ## Version
 
-`1.0.1`
+`1.1.0`
 
 
 ## Description
diff --git a/Setup.hs b/Setup.hs
--- a/Setup.hs
+++ b/Setup.hs
@@ -1,2 +1,2 @@
-import Distribution.Simple
+import           Distribution.Simple
 main = defaultMain
diff --git a/amazonka-sqs.cabal b/amazonka-sqs.cabal
--- a/amazonka-sqs.cabal
+++ b/amazonka-sqs.cabal
@@ -1,5 +1,5 @@
 name:                  amazonka-sqs
-version:               1.0.1
+version:               1.1.0
 synopsis:              Amazon Simple Queue Service SDK.
 homepage:              https://github.com/brendanhay/amazonka
 license:               OtherLicense
@@ -94,7 +94,7 @@
         , Network.AWS.SQS.Types.Sum
 
     build-depends:
-          amazonka-core == 1.0.1.*
+          amazonka-core == 1.1.0.*
         , base          >= 4.7     && < 5
 
 test-suite amazonka-sqs-test
@@ -113,9 +113,9 @@
         , Test.AWS.SQS.Internal
 
     build-depends:
-          amazonka-core == 1.0.1
-        , amazonka-test == 1.0.1
-        , amazonka-sqs == 1.0.1
+          amazonka-core == 1.1.0
+        , amazonka-test == 1.1.0
+        , amazonka-sqs == 1.1.0
         , base
         , bytestring
         , lens
diff --git a/gen/Network/AWS/SQS/Types/Product.hs b/gen/Network/AWS/SQS/Types/Product.hs
--- a/gen/Network/AWS/SQS/Types/Product.hs
+++ b/gen/Network/AWS/SQS/Types/Product.hs
@@ -383,6 +383,12 @@
 
 -- | Binary type attributes can store any binary data, for example,
 -- compressed data, encrypted data, or images.
+--
+-- /Note:/ This 'Lens' automatically encodes and decodes Base64 data,
+-- despite what the AWS documentation might say.
+-- The underlying isomorphism will encode to Base64 representation during
+-- serialisation, and decode from Base64 representation during deserialisation.
+-- This 'Lens' accepts and returns only raw unencoded data.
 mavBinaryValue :: Lens' MessageAttributeValue (Maybe ByteString)
 mavBinaryValue = lens _mavBinaryValue (\ s a -> s{_mavBinaryValue = a}) . mapping _Base64;
 
diff --git a/test/Test/AWS/SQS.hs b/test/Test/AWS/SQS.hs
--- a/test/Test/AWS/SQS.hs
+++ b/test/Test/AWS/SQS.hs
@@ -15,6 +15,7 @@
 
 import           Control.Lens
 import qualified Data.HashMap.Strict as Map
+import           Data.Text           (Text)
 import           Network.AWS.SQS
 import           Test.AWS.Gen.SQS
 import           Test.Tasty
@@ -26,22 +27,32 @@
 fixtures =
     [ testGroup "request" $
         [ testSendMessage $
-            sendMessage "http://sqs.us-east-1.amazonaws.com/123456789012/testQueue/"
-                        "This+is+a+test+message"
+            sendMessage url "This+is+a+test+message"
                 & smMessageAttributes .~ Map.fromList
                     [ ("test_attribute_name_1", messageAttributeValue "String"
                         & mavStringValue ?~ "test_attribute_value_1")
                     , ("test_attribute_name_2", messageAttributeValue "String"
                         & mavStringValue ?~ "test_attribute_value_2")
                     ]
+
+        , testChangeMessageVisibility $
+            changeMessageVisibility url handle 60
+
+        , testChangeMessageVisibilityBatch $
+            changeMessageVisibilityBatch url
+               & cmvbEntries .~
+                   [ changeMessageVisibilityBatchRequestEntry
+                       "change_visibility_msg_2" handle
+                           & cVisibilityTimeout ?~ 45
+                   , changeMessageVisibilityBatchRequestEntry
+                       "change_visibility_msg_3" handle
+                           & cVisibilityTimeout ?~ 45
+                   ]
         ]
 
     , testGroup "response"
-        [ testGetQueueURLResponse $
-            getQueueURLResponse 200 "http://us-east-1.amazonaws.com/123456789012/testQueue"
-
-        , testPurgeQueueResponse $
-            purgeQueueResponse
+        [ testGetQueueURLResponse $ getQueueURLResponse 200 url
+        , testPurgeQueueResponse  $ purgeQueueResponse
 
         , testSendMessageResponse $
             sendMessageResponse 200
@@ -64,3 +75,9 @@
         --             ]
         ]
     ]
+
+url :: Text
+url = "http://sqs.us-east-1.amazonaws.com/123456789012/testQueue/"
+
+handle :: Text
+handle = "MbZli+JvwwJaBV+3dcjk2W2vA3+STFFljTJg6HYSasuWXPJB/WeR4mq21A2x/KSbkJ0="