From e1bbc6f35ccc53c20e72311e46767b9cc25d2fa2 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Mon, 7 Sep 2015 22:28:08 +0200
Subject: [PATCH] cabal2nix: fix version number 20180903 to 20150903

Thanks to @drvink for pointing this out.
---
 pkgs/development/tools/haskell/cabal2nix/cabal2nix.nix        | 4 ++--
 .../tools/haskell/cabal2nix/distribution-nixpkgs.nix          | 4 ++--
 pkgs/development/tools/haskell/cabal2nix/hackage2nix.nix      | 4 ++--
 pkgs/development/tools/haskell/cabal2nix/language-nix.nix     | 4 ++--
 4 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/pkgs/development/tools/haskell/cabal2nix/cabal2nix.nix b/pkgs/development/tools/haskell/cabal2nix/cabal2nix.nix
index 537e427f66c..0236d615a28 100644
--- a/pkgs/development/tools/haskell/cabal2nix/cabal2nix.nix
+++ b/pkgs/development/tools/haskell/cabal2nix/cabal2nix.nix
@@ -5,12 +5,12 @@
 
 mkDerivation rec {
   pname = "cabal2nix";
-  version = "20180903";
+  version = "20150903";
   src = fetchFromGitHub {
     owner = "nixos";
     repo = "cabal2nix";
     rev = "v${version}";
-    sha256 = "1qb7h4bgd1gv025hdbrpwaajpfkyz95id7br3k3danrj1havr9ja";
+    sha256 = "1cniaymgwz96bjchan49jv627wjbymc3vs48w1p19qj2k9rly6q7";
   };
   postUnpack = "sourceRoot+=/${pname}";
   isLibrary = false;
diff --git a/pkgs/development/tools/haskell/cabal2nix/distribution-nixpkgs.nix b/pkgs/development/tools/haskell/cabal2nix/distribution-nixpkgs.nix
index 3262008e25a..83b36de3345 100644
--- a/pkgs/development/tools/haskell/cabal2nix/distribution-nixpkgs.nix
+++ b/pkgs/development/tools/haskell/cabal2nix/distribution-nixpkgs.nix
@@ -6,12 +6,12 @@
 
 mkDerivation rec {
   pname = "distribution-nixpkgs";
-  version = "20180903";
+  version = "20150903";
   src = fetchFromGitHub {
     owner = "nixos";
     repo = "cabal2nix";
     rev = "v${version}";
-    sha256 = "1qb7h4bgd1gv025hdbrpwaajpfkyz95id7br3k3danrj1havr9ja";
+    sha256 = "1cniaymgwz96bjchan49jv627wjbymc3vs48w1p19qj2k9rly6q7";
   };
   postUnpack = "sourceRoot+=/${pname}";
   libraryHaskellDepends = [
diff --git a/pkgs/development/tools/haskell/cabal2nix/hackage2nix.nix b/pkgs/development/tools/haskell/cabal2nix/hackage2nix.nix
index 28a767e31f0..8da9c6b9f68 100644
--- a/pkgs/development/tools/haskell/cabal2nix/hackage2nix.nix
+++ b/pkgs/development/tools/haskell/cabal2nix/hackage2nix.nix
@@ -5,12 +5,12 @@
 
 mkDerivation rec {
   pname = "hackage2nix";
-  version = "20180903";
+  version = "20150903";
   src = fetchFromGitHub {
     owner = "nixos";
     repo = "cabal2nix";
     rev = "v${version}";
-    sha256 = "1qb7h4bgd1gv025hdbrpwaajpfkyz95id7br3k3danrj1havr9ja";
+    sha256 = "1cniaymgwz96bjchan49jv627wjbymc3vs48w1p19qj2k9rly6q7";
   };
   postUnpack = "sourceRoot+=/${pname}";
   isLibrary = false;
diff --git a/pkgs/development/tools/haskell/cabal2nix/language-nix.nix b/pkgs/development/tools/haskell/cabal2nix/language-nix.nix
index ea282d75101..8de66622e34 100644
--- a/pkgs/development/tools/haskell/cabal2nix/language-nix.nix
+++ b/pkgs/development/tools/haskell/cabal2nix/language-nix.nix
@@ -4,12 +4,12 @@
 
 mkDerivation rec {
   pname = "language-nix";
-  version = "20180903";
+  version = "20150903";
   src = fetchFromGitHub {
     owner = "nixos";
     repo = "cabal2nix";
     rev = "v${version}";
-    sha256 = "1qb7h4bgd1gv025hdbrpwaajpfkyz95id7br3k3danrj1havr9ja";
+    sha256 = "1cniaymgwz96bjchan49jv627wjbymc3vs48w1p19qj2k9rly6q7";
   };
   postUnpack = "sourceRoot+=/${pname}";
   libraryHaskellDepends = [