diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2016 Tom Sydney Kerckhove
+Copyright (c) 2016-2020 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/doctest/DocTest.hs b/doctest/DocTest.hs
deleted file mode 100644
--- a/doctest/DocTest.hs
+++ /dev/null
@@ -1,4 +0,0 @@
-import Test.DocTest
-
-main :: IO ()
-main = doctest ["-isrc", "src", "-XTypeApplications"]
diff --git a/genvalidity-hspec-cereal.cabal b/genvalidity-hspec-cereal.cabal
--- a/genvalidity-hspec-cereal.cabal
+++ b/genvalidity-hspec-cereal.cabal
@@ -1,24 +1,23 @@
--- This file has been generated from package.yaml by hpack version 0.28.2.
+cabal-version: 1.12
+
+-- This file has been generated from package.yaml by hpack version 0.33.0.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 454f078fe1303d975da5d8d37dbffbf97fb2f05be8cdd51157a763afe69211fe
+-- hash: b9b98f1c3119e96c7122101d2a7f662a49b2c0cbfb7019b7cff86555785ea557
 
 name:           genvalidity-hspec-cereal
-version:        0.2.0.3
+version:        0.2.0.4
 synopsis:       Standard spec's for cereal-related instances
-description:    Standard spec's for cereal-related Instances
 category:       Testing
 homepage:       http://cs-syd.eu
 bug-reports:    https://github.com/NorfairKing/validity/issues
 author:         Tom Sydney Kerckhove
-maintainer:     syd.kerckhove@gmail.com,
-                nick.van.den.broeck666@gmail.com
-copyright:      Copyright: (c) 2016-2018 Tom Sydney Kerckhove
+maintainer:     syd@cs-syd.eu
+copyright:      Copyright: (c) 2016-2020 Tom Sydney Kerckhove
 license:        MIT
 license-file:   LICENSE
 build-type:     Simple
-cabal-version:  >= 1.10
 
 source-repository head
   type: git
@@ -42,24 +41,6 @@
     , hspec
   default-language: Haskell2010
 
-test-suite genvalidity-hspec-cereal-doctests
-  type: exitcode-stdio-1.0
-  main-is: DocTest.hs
-  other-modules:
-      Paths_genvalidity_hspec_cereal
-  hs-source-dirs:
-      doctest
-  ghc-options: -threaded
-  build-depends:
-      base
-    , doctest
-    , genvalidity >=0.7
-    , genvalidity-hspec-cereal
-    , genvalidity-property >=0.3
-    , hspec
-    , validity >=0.9
-  default-language: Haskell2010
-
 test-suite genvalidity-hspec-cereal-test
   type: exitcode-stdio-1.0
   main-is: Spec.hs
@@ -70,7 +51,9 @@
       test/
   ghc-options: -threaded -rtsopts -with-rtsopts=-N -Wall
   build-depends:
-      base
+      QuickCheck
+    , base >=4.9 && <=5
+    , cereal
     , genvalidity >=0.7
     , genvalidity-hspec-cereal
     , genvalidity-property >=0.3