diff --git a/hw-aeson.cabal b/hw-aeson.cabal
--- a/hw-aeson.cabal
+++ b/hw-aeson.cabal
@@ -1,9 +1,5 @@
--- This file has been generated from package.yaml by hpack version 0.18.1.
---
--- see: https://github.com/sol/hpack
-
 name:           hw-aeson
-version:        0.1.0.0
+version:        0.1.0.1
 synopsis:       Convenience functions for Aeson
 description:    Convenience functions for Aeson
 category:       Data, JSON
@@ -16,7 +12,6 @@
 license-file:   LICENSE
 build-type:     Simple
 cabal-version:  >= 1.10
-
 extra-source-files:
     README.md
 
@@ -25,30 +20,31 @@
   location: https://github.com/haskell-works/hw-aeson
 
 library
+  exposed-modules:
+      HaskellWorks.Data.Aeson
+  other-modules:
+      Paths_hw_aeson
   hs-source-dirs:
       src
   build-depends:
       aeson
     , base >=4.7 && <5
     , text
-  exposed-modules:
-      HaskellWorks.Data.Aeson
-  other-modules:
-      Paths_hw_aeson
   default-language: Haskell2010
 
 test-suite hw-aeson-test
   type: exitcode-stdio-1.0
   main-is: Spec.hs
+  other-modules:
+      HaskellWorks.Data.AesonSpec
+      Paths_hw_aeson
   hs-source-dirs:
       test
   ghc-options: -threaded -rtsopts -with-rtsopts=-N
   build-depends:
       aeson
     , base
-    , hspec
     , hedgehog
+    , hspec
     , hw-aeson
-  other-modules:
-      HaskellWorks.Data.AesonSpec
   default-language: Haskell2010
diff --git a/src/HaskellWorks/Data/Aeson.hs b/src/HaskellWorks/Data/Aeson.hs
--- a/src/HaskellWorks/Data/Aeson.hs
+++ b/src/HaskellWorks/Data/Aeson.hs
@@ -5,6 +5,7 @@
 
 import Data.Aeson
 import Data.Aeson.Types
+import Data.Semigroup   ((<>))
 import Data.Text
 import Text.Read