diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2014 HirotomoMoriwaki
+Copyright (c) 2014-2016 HirotomoMoriwaki
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
diff --git a/Text/XML/Pugi/Foreign/Node.hs b/Text/XML/Pugi/Foreign/Node.hs
--- a/Text/XML/Pugi/Foreign/Node.hs
+++ b/Text/XML/Pugi/Foreign/Node.hs
@@ -1,6 +1,5 @@
 {-# LANGUAGE ForeignFunctionInterface #-}
 {-# LANGUAGE TypeSynonymInstances #-}
-{-# LANGUAGE ImpredicativeTypes #-}
 {-# LANGUAGE DeriveDataTypeable #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE KindSignatures #-}
diff --git a/pugixml.cabal b/pugixml.cabal
--- a/pugixml.cabal
+++ b/pugixml.cabal
@@ -1,5 +1,5 @@
 name:                pugixml
-version:             0.3.2
+version:             0.3.3
 synopsis:            pugixml binding.
 description:         pugixml binding. example: <docs/Text-XML-Pugi.html>
 license:             MIT
@@ -8,7 +8,7 @@
 maintainer:          HirotomoMoriwaki<philopon.dependence@gmail.com>
 Homepage:            https://github.com/philopon/pugixml-hs
 Bug-reports:         https://github.com/philopon/pugixml-hs/issues
-copyright:           (c) 2014-2015 Hirotomo Moriwaki
+copyright:           (c) 2014-2016 Hirotomo Moriwaki
 category:            Text, XML
 build-type:          Simple
 extra-source-files:  pugixml-1.4/pugiconfig.hpp
@@ -28,10 +28,10 @@
                        Text.XML.Pugi.Foreign.Attr
   -- other-modules:       
   -- other-extensions:    
-  build-depends:       base               >=4.6  && <4.9
+  build-depends:       base               >=4.6  && <4.10
                      , bytestring         >=0.10 && <0.11
-                     , data-default-class >=0.0  && <0.1
-                     , template-haskell   >=2.8  && <2.11
+                     , data-default-class >=0.0  && <0.2
+                     , template-haskell   >=2.8  && <2.12
   -- hs-source-dirs:      
   c-sources:           pugixml-1.4/pugixml.cpp cbit/wrapper.cc
   include-dirs:        pugixml-1.4
@@ -44,7 +44,7 @@
   build-depends:       base
                      , bytestring         >=0.10 && <0.11
                      , pugixml
-                     , tasty              >=0.10 && <0.11
+                     , tasty              >=0.10 && <0.12
                      , tasty-hunit        >=0.9  && <0.10
   type:                exitcode-stdio-1.0
   ghc-options:         -Wall -O2 -threaded