diff --git a/amazonka-sdb.cabal b/amazonka-sdb.cabal
--- a/amazonka-sdb.cabal
+++ b/amazonka-sdb.cabal
@@ -1,5 +1,5 @@
 name:                  amazonka-sdb
-version:               0.0.0
+version:               0.0.1
 synopsis:              Amazon SimpleDB SDK.
 homepage:              https://github.com/brendanhay/amazonka
 license:               OtherLicense
@@ -61,5 +61,5 @@
     other-modules:
 
     build-depends:
-          amazonka-core
-        , base          >= 4.7 && < 5
+          amazonka-core == 0.0.1.*
+        , base          >= 4.7     && < 5
diff --git a/gen/Network/AWS/SDB/BatchDeleteAttributes.hs b/gen/Network/AWS/SDB/BatchDeleteAttributes.hs
--- a/gen/Network/AWS/SDB/BatchDeleteAttributes.hs
+++ b/gen/Network/AWS/SDB/BatchDeleteAttributes.hs
@@ -62,11 +62,10 @@
 -- * 'bdaItems' @::@ ['DeletableItem']
 --
 batchDeleteAttributes :: Text -- ^ 'bdaDomainName'
-                      -> [DeletableItem] -- ^ 'bdaItems'
                       -> BatchDeleteAttributes
-batchDeleteAttributes p1 p2 = BatchDeleteAttributes
+batchDeleteAttributes p1 = BatchDeleteAttributes
     { _bdaDomainName = p1
-    , _bdaItems      = withIso _List (const id) p2
+    , _bdaItems      = mempty
     }
 
 -- | The name of the domain in which the attributes are being deleted.
diff --git a/gen/Network/AWS/SDB/BatchPutAttributes.hs b/gen/Network/AWS/SDB/BatchPutAttributes.hs
--- a/gen/Network/AWS/SDB/BatchPutAttributes.hs
+++ b/gen/Network/AWS/SDB/BatchPutAttributes.hs
@@ -90,11 +90,10 @@
 -- * 'bpaItems' @::@ ['ReplaceableItem']
 --
 batchPutAttributes :: Text -- ^ 'bpaDomainName'
-                   -> [ReplaceableItem] -- ^ 'bpaItems'
                    -> BatchPutAttributes
-batchPutAttributes p1 p2 = BatchPutAttributes
+batchPutAttributes p1 = BatchPutAttributes
     { _bpaDomainName = p1
-    , _bpaItems      = withIso _List (const id) p2
+    , _bpaItems      = mempty
     }
 
 -- | The name of the domain in which the attributes are being stored.
diff --git a/gen/Network/AWS/SDB/DeleteAttributes.hs b/gen/Network/AWS/SDB/DeleteAttributes.hs
--- a/gen/Network/AWS/SDB/DeleteAttributes.hs
+++ b/gen/Network/AWS/SDB/DeleteAttributes.hs
@@ -74,12 +74,11 @@
 --
 deleteAttributes :: Text -- ^ 'daDomainName'
                  -> Text -- ^ 'daItemName'
-                 -> [Attribute] -- ^ 'daAttributes'
                  -> DeleteAttributes
-deleteAttributes p1 p2 p3 = DeleteAttributes
+deleteAttributes p1 p2 = DeleteAttributes
     { _daDomainName = p1
     , _daItemName   = p2
-    , _daAttributes = withIso _List (const id) p3
+    , _daAttributes = mempty
     , _daExpected   = Nothing
     }
 
diff --git a/gen/Network/AWS/SDB/GetAttributes.hs b/gen/Network/AWS/SDB/GetAttributes.hs
--- a/gen/Network/AWS/SDB/GetAttributes.hs
+++ b/gen/Network/AWS/SDB/GetAttributes.hs
@@ -74,12 +74,11 @@
 --
 getAttributes :: Text -- ^ 'gaDomainName'
               -> Text -- ^ 'gaItemName'
-              -> [Text] -- ^ 'gaAttributeNames'
               -> GetAttributes
-getAttributes p1 p2 p3 = GetAttributes
+getAttributes p1 p2 = GetAttributes
     { _gaDomainName     = p1
     , _gaItemName       = p2
-    , _gaAttributeNames = withIso _List (const id) p3
+    , _gaAttributeNames = mempty
     , _gaConsistentRead = Nothing
     }
 
@@ -113,10 +112,9 @@
 --
 -- * 'garAttributes' @::@ ['Attribute']
 --
-getAttributesResponse :: [Attribute] -- ^ 'garAttributes'
-                      -> GetAttributesResponse
-getAttributesResponse p1 = GetAttributesResponse
-    { _garAttributes = withIso _List (const id) p1
+getAttributesResponse :: GetAttributesResponse
+getAttributesResponse = GetAttributesResponse
+    { _garAttributes = mempty
     }
 
 -- | The list of attributes returned by the operation.
diff --git a/gen/Network/AWS/SDB/ListDomains.hs b/gen/Network/AWS/SDB/ListDomains.hs
--- a/gen/Network/AWS/SDB/ListDomains.hs
+++ b/gen/Network/AWS/SDB/ListDomains.hs
@@ -95,10 +95,9 @@
 --
 -- * 'ldrNextToken' @::@ 'Maybe' 'Text'
 --
-listDomainsResponse :: [Text] -- ^ 'ldrDomainNames'
-                    -> ListDomainsResponse
-listDomainsResponse p1 = ListDomainsResponse
-    { _ldrDomainNames = withIso _List (const id) p1
+listDomainsResponse :: ListDomainsResponse
+listDomainsResponse = ListDomainsResponse
+    { _ldrDomainNames = mempty
     , _ldrNextToken   = Nothing
     }
 
diff --git a/gen/Network/AWS/SDB/PutAttributes.hs b/gen/Network/AWS/SDB/PutAttributes.hs
--- a/gen/Network/AWS/SDB/PutAttributes.hs
+++ b/gen/Network/AWS/SDB/PutAttributes.hs
@@ -91,12 +91,11 @@
 --
 putAttributes :: Text -- ^ 'paDomainName'
               -> Text -- ^ 'paItemName'
-              -> [ReplaceableAttribute] -- ^ 'paAttributes'
               -> PutAttributes
-putAttributes p1 p2 p3 = PutAttributes
+putAttributes p1 p2 = PutAttributes
     { _paDomainName = p1
     , _paItemName   = p2
-    , _paAttributes = withIso _List (const id) p3
+    , _paAttributes = mempty
     , _paExpected   = Nothing
     }
 
diff --git a/gen/Network/AWS/SDB/Select.hs b/gen/Network/AWS/SDB/Select.hs
--- a/gen/Network/AWS/SDB/Select.hs
+++ b/gen/Network/AWS/SDB/Select.hs
@@ -111,10 +111,9 @@
 --
 -- * 'srNextToken' @::@ 'Maybe' 'Text'
 --
-selectResponse :: [Item] -- ^ 'srItems'
-               -> SelectResponse
-selectResponse p1 = SelectResponse
-    { _srItems     = withIso _List (const id) p1
+selectResponse :: SelectResponse
+selectResponse = SelectResponse
+    { _srItems     = mempty
     , _srNextToken = Nothing
     }
 
diff --git a/gen/Network/AWS/SDB/Types.hs b/gen/Network/AWS/SDB/Types.hs
--- a/gen/Network/AWS/SDB/Types.hs
+++ b/gen/Network/AWS/SDB/Types.hs
@@ -173,11 +173,10 @@
 -- * 'diName' @::@ 'Text'
 --
 deletableItem :: Text -- ^ 'diName'
-              -> [Attribute] -- ^ 'diAttributes'
               -> DeletableItem
-deletableItem p1 p2 = DeletableItem
+deletableItem p1 = DeletableItem
     { _diName       = p1
-    , _diAttributes = withIso _List (const id) p2
+    , _diAttributes = mempty
     }
 
 diAttributes :: Lens' DeletableItem [Attribute]
@@ -211,11 +210,10 @@
 -- * 'riName' @::@ 'Text'
 --
 replaceableItem :: Text -- ^ 'riName'
-                -> [ReplaceableAttribute] -- ^ 'riAttributes'
                 -> ReplaceableItem
-replaceableItem p1 p2 = ReplaceableItem
+replaceableItem p1 = ReplaceableItem
     { _riName       = p1
-    , _riAttributes = withIso _List (const id) p2
+    , _riAttributes = mempty
     }
 
 -- | The list of attributes for a replaceable item.
@@ -358,12 +356,11 @@
 -- * 'iName' @::@ 'Text'
 --
 item :: Text -- ^ 'iName'
-     -> [Attribute] -- ^ 'iAttributes'
      -> Item
-item p1 p2 = Item
+item p1 = Item
     { _iName                  = p1
-    , _iAttributes            = withIso _List (const id) p2
     , _iAlternateNameEncoding = Nothing
+    , _iAttributes            = mempty
     }
 
 -- |