diff --git a/alex.spec b/alex.spec
index 4ef09f5..9607b7a 100644
--- a/alex.spec
+++ b/alex.spec
@@ -12,6 +12,7 @@ ExclusiveArch:  %{ghc_arches}
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-rpm-macros
 BuildRequires:  autoconf docbook-style-xsl libxslt
+BuildRequires:  ghc-QuickCheck-devel
 
 %description
 Alex is a tool for generating lexical analysers in Haskell, given a
@@ -46,6 +47,7 @@ cd ..
 %changelog
 * Tue Mar 20 2012 Jens Petersen <petersen@redhat.com> - 3.0.1-1
 - update to 3.0.1
+- depends on QuickCheck
 
 * Thu Jan 12 2012 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.3.5-6.2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_17_Mass_Rebuild