diff --git a/haskell/haskell-QuickCheck/haskell-QuickCheck.SlackBuild b/haskell/haskell-QuickCheck/haskell-QuickCheck.SlackBuild
index 27bb8a97d7..3f06604bcf 100644
--- a/haskell/haskell-QuickCheck/haskell-QuickCheck.SlackBuild
+++ b/haskell/haskell-QuickCheck/haskell-QuickCheck.SlackBuild
@@ -2,7 +2,7 @@
 
 # Slackware build script for QuickCheck
 
-# Copyright 2012 Mikko Värri, Finland
+# Copyright 2013 Mikko Värri, Finland
 # All rights reserved.
 #
 # Redistribution and use of this script, with or without modification, is
@@ -23,8 +23,8 @@
 #  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 PRGNAM=haskell-QuickCheck
-VERSION=${VERSION:-2.4.2}
-BUILD=${BUILD:-2}
+VERSION=${VERSION:-2.5.1.1}
+BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 
 SRCNAM="$( echo $PRGNAM | cut -d- -f2- )"
diff --git a/haskell/haskell-QuickCheck/haskell-QuickCheck.info b/haskell/haskell-QuickCheck/haskell-QuickCheck.info
index d011da6780..c0684d33b3 100644
--- a/haskell/haskell-QuickCheck/haskell-QuickCheck.info
+++ b/haskell/haskell-QuickCheck/haskell-QuickCheck.info
@@ -1,10 +1,10 @@
 PRGNAM="haskell-QuickCheck"
-VERSION="2.4.2"
+VERSION="2.5.1.1"
 HOMEPAGE="http://hackage.haskell.org/package/QuickCheck"
-DOWNLOAD="http://hackage.haskell.org/packages/archive/QuickCheck/2.4.2/QuickCheck-2.4.2.tar.gz"
-MD5SUM="9e22f9741cbc7d9cd8d52d3928e57b67"
+DOWNLOAD="http://hackage.haskell.org/packages/archive/QuickCheck/2.5.1.1/QuickCheck-2.5.1.1.tar.gz"
+MD5SUM="2631b41c8b6e297b52622d1698387f09"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
-REQUIRES="haskell-mtl haskell-random"
+REQUIRES="haskell-extensible-exceptions haskell-mtl haskell-random"
 MAINTAINER="Mikko Värri"
 EMAIL="vmj@linuxbox.fi"
diff --git a/haskell/haskell-QuickCheck/slack-desc b/haskell/haskell-QuickCheck/slack-desc
index 3c16d50998..b6f194515a 100644
--- a/haskell/haskell-QuickCheck/slack-desc
+++ b/haskell/haskell-QuickCheck/slack-desc
@@ -1,9 +1,9 @@
 # HOW TO EDIT THIS FILE:
-# The "handy ruler" below makes it easier to edit a package description.  Line
-# up the first '|' above the ':' following the base package name, and the '|'
-# on the right side marks the last column you can put a character in.  You must
-# make exactly 11 lines for the formatting to be correct.  It's also
-# customary to leave one space after the ':'.
+# The "handy ruler" below makes it easier to edit a package description.
+# Line up the first '|' above the ':' following the base package name, and
+# the '|' on the right side marks the last column you can put a character in.
+# You must make exactly 11 lines for the formatting to be correct.  It's also
+# customary to leave one space after the ':' except on otherwise blank lines.
 
                   |-----handy-ruler------------------------------------------------------|
 haskell-QuickCheck: haskell-QuickCheck (Automatic testing of Haskell programs)