diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,11 @@
+0.2.1
+---
+* Relax upper bound for `base`
+
 0.2.0.1
 ---
-* better documentation
-* no changes in the interface
+* Improve documentation
 
 0.2
 ---
-* fixed types in `Bindings.LXC.Container`
+* Fix types in `Bindings.LXC.Container`
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 bindings-lxc
 ============
 
+[![Hackage package](http://img.shields.io/hackage/v/bindings-lxc.svg)](http://hackage.haskell.org/package/bindings-lxc)
 [![Build Status](https://travis-ci.org/fizruk/bindings-lxc.svg?branch=master)](https://travis-ci.org/fizruk/bindings-lxc)
 
 Direct Haskell bindings to LXC (Linux containers) C API.
diff --git a/bindings-lxc.cabal b/bindings-lxc.cabal
--- a/bindings-lxc.cabal
+++ b/bindings-lxc.cabal
@@ -1,5 +1,5 @@
 name:                bindings-lxc
-version:             0.2.0.1
+version:             0.2.1
 synopsis:            Direct Haskell bindings to LXC (Linux containers) C API.
 description:         The package provides direct bindings to LXC C API through @bindings-dsl@.
 
@@ -22,7 +22,7 @@
   default-language:    Haskell2010
   hs-source-dirs:      src/
   include-dirs:        include/
-  build-depends:       base         >=4.7   && <4.8
+  build-depends:       base         >=4.7   && <5
                      , bindings-DSL >=1.0   && <1.1
   extra-libraries:     lxc
   default-extensions: