From 764724a631f59522b01132d9a251d27a9c72c839 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Tue, 3 Sep 2019 19:35:40 +0000
Subject: [PATCH] ocamlPackages.nocrypto: add explicit dependency to
 ppx_deriving

---
 pkgs/development/ocaml-modules/nocrypto/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/ocaml-modules/nocrypto/default.nix b/pkgs/development/ocaml-modules/nocrypto/default.nix
index 9108fd248c0..06a87c072b4 100644
--- a/pkgs/development/ocaml-modules/nocrypto/default.nix
+++ b/pkgs/development/ocaml-modules/nocrypto/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, fetchpatch, ocaml, findlib, ocamlbuild, topkg
 , cpuid, ocb-stubblr, sexplib
-, cstruct, zarith, ppx_sexp_conv
+, cstruct, zarith, ppx_sexp_conv, ppx_deriving
 , cstruct-lwt ? null
 }:
 
@@ -44,7 +44,7 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [ ocaml findlib ocamlbuild topkg cpuid ocb-stubblr ];
-  propagatedBuildInputs = [ cstruct ppx_sexp_conv sexplib zarith ] ++ optional withLwt cstruct-lwt;
+  propagatedBuildInputs = [ cstruct ppx_deriving ppx_sexp_conv sexplib zarith ] ++ optional withLwt cstruct-lwt;
 
   buildPhase = "${topkg.buildPhase} --with-lwt ${boolToString withLwt}";
   inherit (topkg) installPhase;