diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,21 @@
+# Changelog
+
+
+## [1.0.0.0] - 2021-11-20
+
+### Changed
+
+* Compatibility with `genvalidity >= 1.0.0.0`
+
+## [0.2.1.1] - 2020-02-10
+
+### Changed
+
+* Improved the cabal file
+* Removed the shrinking test
+
+## [0.2.1.0] - 2018-10-06
+
+### Changed
+
+* `shrinkUnchecked` now does not shrink a `Scientific` to itself anymore
diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2016-2020 Tom Sydney Kerckhove
+Copyright (c) 2016-2021 Tom Sydney Kerckhove
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/Setup.hs b/Setup.hs
deleted file mode 100644
--- a/Setup.hs
+++ /dev/null
@@ -1,3 +0,0 @@
-import Distribution.Simple
-
-main = defaultMain
diff --git a/genvalidity-scientific.cabal b/genvalidity-scientific.cabal
--- a/genvalidity-scientific.cabal
+++ b/genvalidity-scientific.cabal
@@ -1,23 +1,24 @@
 cabal-version: 1.12
 
--- This file has been generated from package.yaml by hpack version 0.33.0.
+-- This file has been generated from package.yaml by hpack version 0.34.4.
 --
 -- see: https://github.com/sol/hpack
---
--- hash: de155b1f1123c26f334ceafa7cefb982d4eb827e66d0afacc711cf355ffa260d
 
 name:           genvalidity-scientific
-version:        0.2.1.1
+version:        1.0.0.0
 synopsis:       GenValidity support for Scientific
 category:       Testing
 homepage:       https://github.com/NorfairKing/validity#readme
 bug-reports:    https://github.com/NorfairKing/validity/issues
 author:         Tom Sydney Kerckhove
 maintainer:     syd@cs-syd.eu
-copyright:      Copyright: (c) 2017-2020 Tom Sydney Kerckhove
+copyright:      Copyright: (c) 2016-2021 Tom Sydney Kerckhove
 license:        MIT
 license-file:   LICENSE
 build-type:     Simple
+extra-source-files:
+    LICENSE
+    CHANGELOG.md
 
 source-repository head
   type: git
@@ -33,7 +34,7 @@
   build-depends:
       QuickCheck
     , base >=4.7 && <5
-    , genvalidity >=0.5
+    , genvalidity >=1.0
     , scientific
     , validity >=0.5
     , validity-scientific >=0.2
diff --git a/src/Data/GenValidity/Scientific.hs b/src/Data/GenValidity/Scientific.hs
--- a/src/Data/GenValidity/Scientific.hs
+++ b/src/Data/GenValidity/Scientific.hs
@@ -1,23 +1,18 @@
 {-# OPTIONS_GHC -fno-warn-orphans #-}
-{-# LANGUAGE CPP #-}
 
 module Data.GenValidity.Scientific where
-import Data.List
-#if !MIN_VERSION_base(4,8,0)
-import Control.Applicative ((<*>))
-import Data.Functor ((<$>))
-#endif
+
 import Data.GenValidity
+import Data.List
 import Data.Scientific
 import Data.Validity.Scientific ()
 
-instance GenUnchecked Scientific where
-    genUnchecked = scientific <$> genUnchecked <*> genUnchecked
-    shrinkUnchecked s =
-        nub $
+instance GenValid Scientific where
+  genValid = scientific <$> genValid <*> genValid
+  shrinkValid s =
+    filter isValid $
+      nub $
         filter (/= s) $
-        [ scientific c e
-        | (c, e) <- shrinkUnchecked (coefficient s, base10Exponent s)
-        ]
-
-instance GenValid Scientific
+          [ scientific c e
+            | (c, e) <- shrinkValid (coefficient s, base10Exponent s)
+          ]
diff --git a/test/Data/GenValidity/ScientificSpec.hs b/test/Data/GenValidity/ScientificSpec.hs
--- a/test/Data/GenValidity/ScientificSpec.hs
+++ b/test/Data/GenValidity/ScientificSpec.hs
@@ -1,17 +1,17 @@
 {-# LANGUAGE TypeApplications #-}
 
 module Data.GenValidity.ScientificSpec
-  ( spec
-  ) where
-
-import Test.Hspec
-import Test.Validity
+  ( spec,
+  )
+where
 
 import Data.GenValidity.Scientific ()
-
 import Data.Scientific
+import Test.Hspec
+import Test.Validity
 
 spec :: Spec
 spec = do
   genValidSpec @Scientific
-    -- shrinkValidSpec @Scientific
+
+-- shrinkValidSpec @Scientific