diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright © 2017 Albert Krewinkel
+Copyright © 2017–2018 Albert Krewinkel
 
 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/hslua-aeson.cabal b/hslua-aeson.cabal
--- a/hslua-aeson.cabal
+++ b/hslua-aeson.cabal
@@ -1,5 +1,5 @@
 name:                hslua-aeson
-version:             0.3.0.1
+version:             0.3.0.2
 synopsis:            Allow aeson data types to be used with lua.
 description:         This package provides instances to push and receive any
                      datatype encodable as JSON to and from the Lua stack.
@@ -8,7 +8,7 @@
 license-file:        LICENSE
 author:              Albert Krewinkel
 maintainer:          tarleb+hslua@zeitkraut.de
-copyright:           © 2017 Albert Krewinkel
+copyright:           © 2017–2018 Albert Krewinkel
 category:            Foreign
 build-type:          Simple
 extra-source-files:  README.md
@@ -23,7 +23,7 @@
   hs-source-dirs:      src
   exposed-modules:     Foreign.Lua.Aeson
   build-depends:       base                 >= 4.7     && < 5
-                     , aeson                >= 0.11    && < 1.3
+                     , aeson                >= 0.11    && < 1.5
                      , hashable             >= 1.2     && < 1.3
                      , hslua                >= 0.8     && < 0.10
                      , scientific           >= 0.3     && < 0.4
diff --git a/src/Foreign/Lua/Aeson.hs b/src/Foreign/Lua/Aeson.hs
--- a/src/Foreign/Lua/Aeson.hs
+++ b/src/Foreign/Lua/Aeson.hs
@@ -4,7 +4,7 @@
 {-# LANGUAGE LambdaCase #-}
 {-|
 Module      :  Foreign.Lua.Aeson
-Copyright   :  © 2017 Albert Krewinkel
+Copyright   :  © 2017–2018 Albert Krewinkel
 License     :  MIT
 
 Maintainer  :  Albert Krewinkel <tarleb@zeitkraut.de>
diff --git a/test/AesonSpec.hs b/test/AesonSpec.hs
--- a/test/AesonSpec.hs
+++ b/test/AesonSpec.hs
@@ -2,7 +2,7 @@
 {-# LANGUAGE CPP #-}
 {-# LANGUAGE OverloadedStrings #-}
 {-|
-Copyright   :  © 2017 Albert Krewinkel
+Copyright   :  © 2017–2018 Albert Krewinkel
 License     :  MIT
 
 Tests for Aeson–Lua glue.