diff --git a/hxt-filter.cabal b/hxt-filter.cabal
--- a/hxt-filter.cabal
+++ b/hxt-filter.cabal
@@ -1,6 +1,6 @@
 -- arch-tag: Haskell XML Toolbox main description file
 name: hxt-filter
-version: 8.4.0
+version: 8.4.2
 license: OtherLicense
 license-file: LICENCE
 maintainer: Uwe Schmidt <uwe@fh-wedel.de>
@@ -53,9 +53,9 @@
  ghc-options: -Wall
  extensions: MultiParamTypeClasses DeriveDataTypeable FunctionalDependencies FlexibleInstances
 
- build-depends: base       >= 4.2    && < 5,
+ build-depends: base       >= 4      && < 5,
                 haskell98  >= 1      && < 2,
-                containers >= 0.3    && < 1,
+                containers >= 0.2    && < 1,
                 directory  >= 1      && < 2,
                 filepath   >= 1      && < 2,
                 parsec     >= 2.1    && < 4,