diff --git a/.gitignore b/.gitignore
index 7ee0efb..e6b89b1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 zlib-0.5.2.0.tar.gz
+/zlib-0.5.3.1.tar.gz
diff --git a/ghc-zlib.spec b/ghc-zlib.spec
index 6913dd3..e6ca596 100644
--- a/ghc-zlib.spec
+++ b/ghc-zlib.spec
@@ -13,13 +13,10 @@ full zlib feature set.
 
 %global ghc_pkg_c_deps zlib-devel
 
-# debuginfo is not useful for ghc
-%global debug_package %{nil}
-
 Name:           ghc-%{pkg_name}
-# part of haskell-platform-2010.2.0.0
-Version:        0.5.2.0
-Release:        7%{?dist}
+# part of haskell-platform-2011.1.0.0
+Version:        0.5.3.1
+Release:        1%{?dist}
 Summary:        %{common_summary}
 
 Group:          System Environment/Libraries
@@ -35,9 +32,6 @@ BuildRequires:  hscolour
 
 %description
 %{common_description}
-%if %{with shared}
-This package provides the shared library.
-%endif
 
 
 %prep
@@ -56,6 +50,9 @@ This package provides the shared library.
 
 
 %changelog
+* Tue Feb 15 2011 Jens Petersen <petersen@redhat.com> - 0.5.3.1-1
+- update to 0.5.3.1 for haskell-platform-2011.1
+
 * Tue Feb 08 2011 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.5.2.0-7
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_15_Mass_Rebuild
 
diff --git a/sources b/sources
index 229af08..05b85ff 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-19859e241dc18ef1501a5d44d8523507  zlib-0.5.2.0.tar.gz
+8fb2988b112e38d04a527b892f770507  zlib-0.5.3.1.tar.gz