From b20870870fbdcfea1ef204f8ffbfae250d5be055 Mon Sep 17 00:00:00 2001
From: Christoph Bauer <mail@christoph-bauer.net>
Date: Thu, 23 Apr 2020 08:22:44 +0200
Subject: [PATCH] fix haskellPackages.headed-megaparsec

---
 pkgs/development/haskell-modules/configuration-common.nix     | 4 ++++
 .../haskell-modules/configuration-hackage2nix.yaml            | 1 -
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 4b898972ded..6bbff47b645 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -1516,4 +1516,8 @@ self: super: {
     sha256 = "sha256:0xbfhzhzg94b4r5qy5dg1c40liswwpqarrc2chcwgfbfnrmwkfc2";
   });
 
+  # Depends on selective >= 0.4, but the default of selective is 0.3
+   headed-megaparsec = super.headed-megaparsec.override {
+    selective = self.selective_0_4_1;
+  };
 } // import ./configuration-tensorflow.nix {inherit pkgs haskellLib;} self super
diff --git a/pkgs/development/haskell-modules/configuration-hackage2nix.yaml b/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
index 9519501656f..f17069e8d70 100644
--- a/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
+++ b/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
@@ -5713,7 +5713,6 @@ broken-packages:
   - hdph-closure
   - hdr-histogram
   - HDRUtils
-  - headed-megaparsec
   - headergen
   - heapsort
   - heart-app