diff --git a/ghc-simple-sendfile.changes b/ghc-simple-sendfile.changes
index c4dd291..aac60f8 100644
--- a/ghc-simple-sendfile.changes
+++ b/ghc-simple-sendfile.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue Apr 25 04:37:15 UTC 2023 - Peter Simons <psimons@suse.com>
+
+- Update simple-sendfile to version 0.2.31.
+  Upstream does not provide a change log file.
+
 -------------------------------------------------------------------
 Mon Apr 17 14:13:48 UTC 2023 - Peter Simons <psimons@suse.com>
 
diff --git a/ghc-simple-sendfile.spec b/ghc-simple-sendfile.spec
index 96761d8..0c4076a 100644
--- a/ghc-simple-sendfile.spec
+++ b/ghc-simple-sendfile.spec
@@ -20,13 +20,12 @@
 %global pkgver %{pkg_name}-%{version}
 %bcond_with tests
 Name:           ghc-%{pkg_name}
-Version:        0.2.30
+Version:        0.2.31
 Release:        0
 Summary:        Cross platform library for the sendfile system call
 License:        BSD-3-Clause
 URL:            https://hackage.haskell.org/package/%{pkg_name}
 Source0:        https://hackage.haskell.org/package/%{pkg_name}-%{version}/%{pkg_name}-%{version}.tar.gz
-Source1:        https://hackage.haskell.org/package/%{pkg_name}-%{version}/revision/1.cabal#/%{pkg_name}.cabal
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-base-devel
 BuildRequires:  ghc-base-prof
@@ -88,7 +87,6 @@ This package provides the Haskell %{pkg_name} profiling library.
 
 %prep
 %autosetup -n %{pkg_name}-%{version}
-cp -p %{SOURCE1} %{pkg_name}.cabal
 
 %build
 %ghc_lib_build
diff --git a/simple-sendfile-0.2.30.tar.gz b/simple-sendfile-0.2.30.tar.gz
deleted file mode 100644
index 1fe821f..0000000
--- a/simple-sendfile-0.2.30.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b6864d2b3c62ff8ea23fa24e9e26f751bfe5253c8efb1f1e4fee2ba91d065284
-size 343470
diff --git a/simple-sendfile-0.2.31.tar.gz b/simple-sendfile-0.2.31.tar.gz
new file mode 100644
index 0000000..de5c9f5
--- /dev/null
+++ b/simple-sendfile-0.2.31.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:66076e220e3ae707bc5c6df727b3279000e2fdd1c3a4f1e0bf9b715eb76dc560
+size 343451
diff --git a/simple-sendfile.cabal b/simple-sendfile.cabal
deleted file mode 100644
index 1af8ddb..0000000
--- a/simple-sendfile.cabal
+++ /dev/null
@@ -1,77 +0,0 @@
-Name:                   simple-sendfile
-Version:                0.2.30
-x-revision: 1
-Author:                 Kazu Yamamoto <kazu@iij.ad.jp>
-Maintainer:             Kazu Yamamoto <kazu@iij.ad.jp>
-License:                BSD3
-License-File:           LICENSE
-Synopsis:               Cross platform library for the sendfile system call
-Description:            Cross platform library for the sendfile system call.
-                        This library tries to call minimum system calls which
-                        are the bottleneck of web servers.
-Category:               Network
-Cabal-Version:          >= 1.10
-Build-Type:             Simple
-
-Extra-source-files:     test/inputFile
-
-Flag allow-bsd
-  Description:          Allow use of BSD sendfile (disable on GNU/kFreeBSD)
-  Default:              True
-
-Library
-  Default-Language:     Haskell2010
-  GHC-Options:          -Wall
-  Exposed-Modules:      Network.Sendfile
-  Other-Modules:        Network.Sendfile.Types
-  Build-Depends:        base >= 4.8 && < 5
-                      , network
-                      , bytestring
-  -- NetBSD and OpenBSD don't have sendfile
-  if os(freebsd) && flag(allow-bsd)
-    CPP-Options:        -DOS_BSD
-    Other-Modules:      Network.Sendfile.BSD
-                        Network.Sendfile.IOVec
-    Build-Depends:      unix
-  else
-    if os(darwin)
-      CPP-Options:      -DOS_MacOS
-      Other-Modules:    Network.Sendfile.BSD
-                        Network.Sendfile.IOVec
-      Build-Depends:    unix
-    else
-      if os(linux)
-        CPP-Options:    -DOS_Linux
-        Exposed-Modules: System.Linux.Sendfile
-        Other-Modules:  Network.Sendfile.Linux
-        Build-Depends:  unix
-      else
-        Other-Modules:  Network.Sendfile.Fallback
-        Build-Depends:  conduit         >= 1.0 && < 1.4
-                      , conduit-extra   >= 1.0 && < 1.4
-                      , transformers    >= 0.2.2 && < 0.7
-                      , resourcet
-
-Test-Suite spec
-  Type:                 exitcode-stdio-1.0
-  Default-Language:     Haskell2010
-  Hs-Source-Dirs:       test
-  Main-Is:              Spec.hs
-  GHC-Options:          -Wall
-  Other-Modules:        SendfileSpec
-  Build-Depends:        base
-                      , HUnit
-                      , bytestring
-                      , conduit
-                      , conduit-extra
-                      , resourcet
-                      , directory
-                      , hspec >= 1.3
-                      , network
-                      , process
-                      , simple-sendfile
-                      , unix
-
-Source-Repository head
-  Type:                 git
-  Location:             git://github.com/kazu-yamamoto/simple-sendfile