diff --git a/amazonka-kms.cabal b/amazonka-kms.cabal
--- a/amazonka-kms.cabal
+++ b/amazonka-kms.cabal
@@ -1,5 +1,5 @@
 name:                  amazonka-kms
-version:               0.1.1
+version:               0.1.2
 synopsis:              Amazon Key Management Service SDK.
 homepage:              https://github.com/brendanhay/amazonka
 license:               OtherLicense
@@ -69,5 +69,5 @@
     other-modules:
 
     build-depends:
-          amazonka-core == 0.1.1.*
+          amazonka-core == 0.1.2.*
         , base          >= 4.7     && < 5
diff --git a/gen/Network/AWS/KMS/Types.hs b/gen/Network/AWS/KMS/Types.hs
--- a/gen/Network/AWS/KMS/Types.hs
+++ b/gen/Network/AWS/KMS/Types.hs
@@ -153,7 +153,7 @@
 data KeyMetadata = KeyMetadata
     { _kmAWSAccountId :: Maybe Text
     , _kmArn          :: Maybe Text
-    , _kmCreationDate :: Maybe ISO8601
+    , _kmCreationDate :: Maybe POSIX
     , _kmDescription  :: Maybe Text
     , _kmEnabled      :: Maybe Bool
     , _kmKeyId        :: Text