diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright Author name here (c) 2017
+Copyright John Ky (c) 2017-2018
 
 All rights reserved.
 
diff --git a/hw-hspec-hedgehog.cabal b/hw-hspec-hedgehog.cabal
--- a/hw-hspec-hedgehog.cabal
+++ b/hw-hspec-hedgehog.cabal
@@ -2,12 +2,12 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 456f8407f0b42934bd3c961a7aa20942fd4bf363d74191a51c898e6e64777ef4
+-- hash: 7f5f7cf11dd2880a5d3cda7c39b1ef747855994ff25c98f7f140eef219e09ba4
 
 name:           hw-hspec-hedgehog
-version:        0.1.0.4
+version:        0.1.0.5
 synopsis:       Interoperability between hspec and hedgehog
-description:    Some functions to use hedgehog from hspec
+description:    Interoperability between hspec and hedgehog.
 category:       Web
 homepage:       https://github.com/haskell-works/hw-hspec-hedgehog#readme
 bug-reports:    https://github.com/haskell-works/hw-hspec-hedgehog/issues
@@ -16,6 +16,7 @@
 copyright:      2017 John Ky
 license:        BSD3
 license-file:   LICENSE
+tested-with:    GHC == 8.4.2, GHC == 8.2.2, GHC == 8.0.2, GHC == 7.10.3
 build-type:     Simple
 cabal-version:  >= 1.10
 
@@ -30,11 +31,12 @@
   hs-source-dirs:
       src
   build-depends:
-      HUnit
+      HUnit >=1.5 && <1.7
     , base >=4.7 && <5
-    , call-stack
-    , hedgehog
-    , hspec
+    , call-stack >=0.1 && <0.2
+    , hedgehog >=0.5 && <0.7
+    , hspec >=2.4 && <2.6
+    , transformers >=0.4 && <0.6
   exposed-modules:
       HaskellWorks.Hspec.Hedgehog
   other-modules:
@@ -49,8 +51,8 @@
   ghc-options: -threaded -rtsopts -with-rtsopts=-N
   build-depends:
       base
-    , hedgehog
-    , hspec
+    , hedgehog >=0.5 && <0.7
+    , hspec >=2.4 && <2.6
     , hw-hspec-hedgehog
   other-modules:
       HaskellWorks.Hspec.HedgehogSpec