diff --git a/unicode.cabal b/unicode.cabal
--- a/unicode.cabal
+++ b/unicode.cabal
@@ -1,5 +1,5 @@
 Name:             unicode
-Version:          0.0.1
+Version:          0.0.1.1
 License:          BSD3
 License-File:     LICENSE
 Author:           Henning Thielemann <haskell@henning-thielemann.de>
@@ -34,7 +34,7 @@
   default:     False
 
 Source-Repository this
-  Tag:         0.0.1
+  Tag:         0.0.1.1
   Type:        darcs
   Location:    http://hub.darcs.net/thielema/unicode/
 
@@ -44,7 +44,7 @@
 
 Library
   Build-Depends:
-    containers >=0.4 && <0.6,
+    containers >=0.4 && <0.7,
     semigroups >=0.1 && <1.0,
     base >=4 && <5