diff --git a/.gitignore b/.gitignore
index da9a2ed..cbbfaf7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@
 /MonadRandom-0.1.12.tar.gz
 /MonadRandom-0.3.0.1.tar.gz
 /MonadRandom-0.4.2.3.tar.gz
+/MonadRandom-0.5.1.tar.gz
diff --git a/ghc-MonadRandom.spec b/ghc-MonadRandom.spec
index 9f4e7e6..a97621b 100644
--- a/ghc-MonadRandom.spec
+++ b/ghc-MonadRandom.spec
@@ -1,28 +1,31 @@
+# generated by cabal-rpm-0.11.1
 # https://fedoraproject.org/wiki/Packaging:Haskell
 
 %global pkg_name MonadRandom
+%global pkgver %{pkg_name}-%{version}
 
 Name:           ghc-%{pkg_name}
-Version:        0.4.2.3
-Release:        2%{?dist}
+Version:        0.5.1
+Release:        1%{?dist}
 Summary:        Random-number generation monad
 
-License:        MIT
+License:        BSD
 Url:            https://hackage.haskell.org/package/%{pkg_name}
-Source0:        https://hackage.haskell.org/package/%{pkg_name}-%{version}/%{pkg_name}-%{version}.tar.gz
+Source0:        https://hackage.haskell.org/package/%{pkgver}/%{pkgver}.tar.gz
 
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-rpm-macros
 # Begin cabal-rpm deps:
+BuildRequires:  ghc-fail-devel
 BuildRequires:  ghc-mtl-devel
+BuildRequires:  ghc-primitive-devel
 BuildRequires:  ghc-random-devel
 BuildRequires:  ghc-transformers-compat-devel
 BuildRequires:  ghc-transformers-devel
 # End cabal-rpm deps
 
 %description
-MonadRandom is a random number generation Monad.
-It provides support for computations which consume random values.
+Support for computations which consume random values.
 
 
 %package devel
@@ -38,7 +41,7 @@ This package provides the Haskell %{pkg_name} library development files.
 
 
 %prep
-%setup -q -n %{pkg_name}-%{version}
+%setup -q -n %{pkgver}
 
 
 %build
@@ -66,6 +69,9 @@ This package provides the Haskell %{pkg_name} library development files.
 
 
 %changelog
+* Thu Feb 23 2017 Jens Petersen <petersen@redhat.com> - 0.4.2.3-1
+- update to 0.5.1
+
 * Fri Feb 10 2017 Fedora Release Engineering <releng@fedoraproject.org> - 0.4.2.3-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
 
diff --git a/sources b/sources
index a56a80d..2082321 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-4456291f5c825641cef3d87c81610dd1  MonadRandom-0.4.2.3.tar.gz
+SHA512 (MonadRandom-0.5.1.tar.gz) = 2653531795f07b5d4cd54fe6313858bfff0f1bafc50677b7be2922f466cb5fa370bfd3ca3cb1c7a187af617599b476b2b8c76a2de03821211e53ef3f39b473bf