diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -24,3 +24,5 @@
 ## Licence
 
 `amazonka-route53-domains` is released under the [Mozilla Public License Version 2.0](http://www.mozilla.org/MPL/).
+
+Parts of the code are derived from AWS service descriptions, licensed under Apache 2.0.
diff --git a/amazonka-route53-domains.cabal b/amazonka-route53-domains.cabal
--- a/amazonka-route53-domains.cabal
+++ b/amazonka-route53-domains.cabal
@@ -1,5 +1,5 @@
 name:                  amazonka-route53-domains
-version:               0.0.4
+version:               0.0.5
 synopsis:              Amazon Route 53 Domains SDK.
 homepage:              https://github.com/brendanhay/amazonka
 license:               OtherLicense
@@ -53,5 +53,5 @@
     other-modules:
 
     build-depends:
-          amazonka-core == 0.0.4.*
+          amazonka-core == 0.0.5.*
         , base          >= 4.7     && < 5
diff --git a/gen/Network/AWS/Route53Domains.hs b/gen/Network/AWS/Route53Domains.hs
--- a/gen/Network/AWS/Route53Domains.hs
+++ b/gen/Network/AWS/Route53Domains.hs
@@ -7,6 +7,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | Pending
 module Network.AWS.Route53Domains
diff --git a/gen/Network/AWS/Route53Domains/CheckDomainAvailability.hs b/gen/Network/AWS/Route53Domains/CheckDomainAvailability.hs
--- a/gen/Network/AWS/Route53Domains/CheckDomainAvailability.hs
+++ b/gen/Network/AWS/Route53Domains/CheckDomainAvailability.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation checks the availability of one domain name. You can access
 -- this API without authenticating. Note that if the availability status of a
diff --git a/gen/Network/AWS/Route53Domains/DisableDomainAutoRenew.hs b/gen/Network/AWS/Route53Domains/DisableDomainAutoRenew.hs
--- a/gen/Network/AWS/Route53Domains/DisableDomainAutoRenew.hs
+++ b/gen/Network/AWS/Route53Domains/DisableDomainAutoRenew.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation disables automatic renewal of domain registration for the
 -- specified domain.
diff --git a/gen/Network/AWS/Route53Domains/DisableDomainTransferLock.hs b/gen/Network/AWS/Route53Domains/DisableDomainTransferLock.hs
--- a/gen/Network/AWS/Route53Domains/DisableDomainTransferLock.hs
+++ b/gen/Network/AWS/Route53Domains/DisableDomainTransferLock.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation removes the transfer lock on the domain (specifically the 'clientTransferProhibited' status) to allow domain transfers. We recommend you refrain from performing
 -- this action unless you intend to transfer the domain to a different
diff --git a/gen/Network/AWS/Route53Domains/EnableDomainAutoRenew.hs b/gen/Network/AWS/Route53Domains/EnableDomainAutoRenew.hs
--- a/gen/Network/AWS/Route53Domains/EnableDomainAutoRenew.hs
+++ b/gen/Network/AWS/Route53Domains/EnableDomainAutoRenew.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation configures Amazon Route 53 to automatically renew the
 -- specified domain before the domain registration expires. The cost of renewing
diff --git a/gen/Network/AWS/Route53Domains/EnableDomainTransferLock.hs b/gen/Network/AWS/Route53Domains/EnableDomainTransferLock.hs
--- a/gen/Network/AWS/Route53Domains/EnableDomainTransferLock.hs
+++ b/gen/Network/AWS/Route53Domains/EnableDomainTransferLock.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation sets the transfer lock on the domain (specifically the 'clientTransferProhibited' status) to prevent domain transfers. Successful submission returns an
 -- operation ID that you can use to track the progress and completion of the
diff --git a/gen/Network/AWS/Route53Domains/GetDomainDetail.hs b/gen/Network/AWS/Route53Domains/GetDomainDetail.hs
--- a/gen/Network/AWS/Route53Domains/GetDomainDetail.hs
+++ b/gen/Network/AWS/Route53Domains/GetDomainDetail.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation returns detailed information about the domain. The domain's
 -- contact information is also returned as part of the output.
diff --git a/gen/Network/AWS/Route53Domains/GetOperationDetail.hs b/gen/Network/AWS/Route53Domains/GetOperationDetail.hs
--- a/gen/Network/AWS/Route53Domains/GetOperationDetail.hs
+++ b/gen/Network/AWS/Route53Domains/GetOperationDetail.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation returns the current status of an operation that is not
 -- completed.
diff --git a/gen/Network/AWS/Route53Domains/ListDomains.hs b/gen/Network/AWS/Route53Domains/ListDomains.hs
--- a/gen/Network/AWS/Route53Domains/ListDomains.hs
+++ b/gen/Network/AWS/Route53Domains/ListDomains.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation returns all the domain names registered with Amazon Route 53
 -- for the current AWS account.
diff --git a/gen/Network/AWS/Route53Domains/ListOperations.hs b/gen/Network/AWS/Route53Domains/ListOperations.hs
--- a/gen/Network/AWS/Route53Domains/ListOperations.hs
+++ b/gen/Network/AWS/Route53Domains/ListOperations.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation returns the operation IDs of operations that are not yet
 -- complete.
diff --git a/gen/Network/AWS/Route53Domains/RegisterDomain.hs b/gen/Network/AWS/Route53Domains/RegisterDomain.hs
--- a/gen/Network/AWS/Route53Domains/RegisterDomain.hs
+++ b/gen/Network/AWS/Route53Domains/RegisterDomain.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation registers a domain. Domains are registered by the AWS
 -- registrar partner, Gandi. For some top-level domains (TLDs), this operation
diff --git a/gen/Network/AWS/Route53Domains/RetrieveDomainAuthCode.hs b/gen/Network/AWS/Route53Domains/RetrieveDomainAuthCode.hs
--- a/gen/Network/AWS/Route53Domains/RetrieveDomainAuthCode.hs
+++ b/gen/Network/AWS/Route53Domains/RetrieveDomainAuthCode.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation returns the AuthCode for the domain. To transfer a domain to
 -- another registrar, you provide this value to the new registrar.
diff --git a/gen/Network/AWS/Route53Domains/TransferDomain.hs b/gen/Network/AWS/Route53Domains/TransferDomain.hs
--- a/gen/Network/AWS/Route53Domains/TransferDomain.hs
+++ b/gen/Network/AWS/Route53Domains/TransferDomain.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation transfers a domain from another registrar to Amazon Route 53.
 -- Domains are registered by the AWS registrar, Gandi upon transfer.
diff --git a/gen/Network/AWS/Route53Domains/Types.hs b/gen/Network/AWS/Route53Domains/Types.hs
--- a/gen/Network/AWS/Route53Domains/Types.hs
+++ b/gen/Network/AWS/Route53Domains/Types.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 module Network.AWS.Route53Domains.Types
     (
diff --git a/gen/Network/AWS/Route53Domains/UpdateDomainContact.hs b/gen/Network/AWS/Route53Domains/UpdateDomainContact.hs
--- a/gen/Network/AWS/Route53Domains/UpdateDomainContact.hs
+++ b/gen/Network/AWS/Route53Domains/UpdateDomainContact.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation updates the contact information for a particular domain.
 -- Information for at least one contact (registrant, administrator, or
diff --git a/gen/Network/AWS/Route53Domains/UpdateDomainContactPrivacy.hs b/gen/Network/AWS/Route53Domains/UpdateDomainContactPrivacy.hs
--- a/gen/Network/AWS/Route53Domains/UpdateDomainContactPrivacy.hs
+++ b/gen/Network/AWS/Route53Domains/UpdateDomainContactPrivacy.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation updates the specified domain contact's privacy setting. When
 -- the privacy option is enabled, personal information such as postal or email
diff --git a/gen/Network/AWS/Route53Domains/UpdateDomainNameservers.hs b/gen/Network/AWS/Route53Domains/UpdateDomainNameservers.hs
--- a/gen/Network/AWS/Route53Domains/UpdateDomainNameservers.hs
+++ b/gen/Network/AWS/Route53Domains/UpdateDomainNameservers.hs
@@ -19,6 +19,8 @@
 -- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
 -- Stability   : experimental
 -- Portability : non-portable (GHC extensions)
+--
+-- Derived from AWS service descriptions, licensed under Apache 2.0.
 
 -- | This operation replaces the current set of name servers for the domain with
 -- the specified set of name servers. If you use Amazon Route 53 as your DNS
