From 251f4cddca5b2955bfbe5f69ab078d086277b342 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Thu, 2 Dec 2021 13:51:49 +0100
Subject: [PATCH] hol_light: use OCaml 4.12

---
 pkgs/top-level/all-packages.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0dd58a0a69c2..d5de9fcf6c8d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -32441,7 +32441,7 @@ with pkgs;
 
   hol = callPackage ../applications/science/logic/hol { };
 
-  inherit (ocamlPackages) hol_light;
+  inherit (ocaml-ng.ocamlPackages_4_12) hol_light;
 
   hologram = callPackage ../tools/security/hologram { };