From b0b2d00c7bc31cabe2167b5f5af4dcb6e926e599 Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Wed, 8 Apr 2026 15:18:51 +0100
Subject: [PATCH] python3Packages.lightgbm: use boost187

This regressed in 186f1b3fd624e63c99fe0780a6abcc84008887e9, which bumped
nixpkgs `boost` alias to `boost189`.

However, it explicitly needs boost187.
---
 pkgs/development/python-modules/lightgbm/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/python-modules/lightgbm/default.nix b/pkgs/development/python-modules/lightgbm/default.nix
index 5409d1662452..6fbba4c436c6 100644
--- a/pkgs/development/python-modules/lightgbm/default.nix
+++ b/pkgs/development/python-modules/lightgbm/default.nix
@@ -18,7 +18,7 @@
 
   # buildInputs
   llvmPackages,
-  boost,
+  boost187,
   ocl-icd,
   opencl-headers,
 
@@ -85,7 +85,7 @@ buildPythonPackage rec {
   buildInputs =
     (lib.optionals stdenv.cc.isClang [ llvmPackages.openmp ])
     ++ (lib.optionals gpuSupport [
-      boost
+      boost187
       ocl-icd
       opencl-headers
     ])