diff --git a/genvalidity-time.cabal b/genvalidity-time.cabal
--- a/genvalidity-time.cabal
+++ b/genvalidity-time.cabal
@@ -1,49 +1,60 @@
-name: genvalidity-time
-version: 0.1.0.0
-cabal-version: >=1.10
-build-type: Simple
-license: MIT
-license-file: LICENSE
-copyright: Copyright: (c) 2017 Tom Sydney Kerckhove
-maintainer: syd.kerckhove@gmail.com
-homepage: https://github.com/NorfairKing/validity#readme
-synopsis: GenValidity support for time
-description:
-    Please see README.md
-category: Testing
-author: Tom Sydney Kerckhove
+-- This file has been generated from package.yaml by hpack version 0.20.0.
+--
+-- see: https://github.com/sol/hpack
+--
+-- hash: b0f42e5e96eb14d124d3c1951addbb384a27abbf3f229235c54ad8685a102df6
 
+name:           genvalidity-time
+version:        0.1.0.1
+synopsis:       GenValidity support for time
+description:    Please see README.md
+category:       Testing
+homepage:       https://github.com/NorfairKing/validity#readme
+bug-reports:    https://github.com/NorfairKing/validity/issues
+author:         Tom Sydney Kerckhove
+maintainer:     syd.kerckhove@gmail.com
+copyright:      Copyright: (c) 2017 Tom Sydney Kerckhove
+license:        MIT
+license-file:   LICENSE
+build-type:     Simple
+cabal-version:  >= 1.10
+
 source-repository head
-    type: git
-    location: https://github.com/NorfairKing/validity
+  type: git
+  location: https://github.com/NorfairKing/validity
 
 library
-    exposed-modules:
-        Data.GenValidity.Time
-        Data.GenValidity.Time.Calendar
-        Data.GenValidity.Time.Clock
-        Data.GenValidity.Time.Format
-        Data.GenValidity.Time.LocalTime
-    build-depends:
-        base >=4.7 && <5,
-        validity-time >=0.1 && <0.2,
-        genvalidity >=0.4 && <0.5,
-        time -any,
-        QuickCheck >=2.7
-    default-language: Haskell2010
-    hs-source-dirs: src
+  hs-source-dirs:
+      src
+  build-depends:
+      QuickCheck
+    , base >=4.7 && <5
+    , genvalidity >=0.4 && <0.5
+    , time
+    , validity-time >=0.1 && <0.2
+  exposed-modules:
+      Data.GenValidity.Time
+      Data.GenValidity.Time.Calendar
+      Data.GenValidity.Time.Clock
+      Data.GenValidity.Time.Format
+      Data.GenValidity.Time.LocalTime
+  other-modules:
+      Paths_genvalidity_time
+  default-language: Haskell2010
 
 test-suite genvalidity-time-test
-    type: exitcode-stdio-1.0
-    main-is: Spec.hs
-    build-depends:
-        base -any,
-        genvalidity-time -any,
-        hspec -any,
-        genvalidity-hspec -any,
-        time -any
-    default-language: Haskell2010
-    hs-source-dirs: test
-    other-modules:
-        Data.GenValidity.TimeSpec
-    ghc-options: -threaded -rtsopts -with-rtsopts=-N -Wall -fno-warn-name-shadowing
+  type: exitcode-stdio-1.0
+  main-is: Spec.hs
+  hs-source-dirs:
+      test
+  ghc-options: -threaded -rtsopts -with-rtsopts=-N -Wall -fno-warn-name-shadowing
+  build-depends:
+      base
+    , genvalidity-hspec
+    , genvalidity-time
+    , hspec
+    , time
+  other-modules:
+      Data.GenValidity.TimeSpec
+      Paths_genvalidity_time
+  default-language: Haskell2010
diff --git a/src/Data/GenValidity/Time/Clock.hs b/src/Data/GenValidity/Time/Clock.hs
--- a/src/Data/GenValidity/Time/Clock.hs
+++ b/src/Data/GenValidity/Time/Clock.hs
@@ -22,8 +22,7 @@
 
 instance GenUnchecked DiffTime where
     genUnchecked = picosecondsToDiffTime <$> genUnchecked
-    shrinkUnchecked =
-        fmap fromRational . shrinkUnchecked . toRational
+    shrinkUnchecked = fmap fromRational . shrinkUnchecked . toRational
 
 instance GenValid DiffTime where
     genValid = picosecondsToDiffTime <$> genValid