From 585975b55232b4a732379c2bcffafbe459f5f2c7 Mon Sep 17 00:00:00 2001
From: Guy Chronister <guychronister@outlook.com>
Date: Tue, 21 Apr 2026 12:23:19 -0500
Subject: [PATCH] acme: switch to replace-fail

---
 pkgs/by-name/ac/acme/package.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/by-name/ac/acme/package.nix b/pkgs/by-name/ac/acme/package.nix
index 3fb043ad15b7..8131a6dcdd99 100644
--- a/pkgs/by-name/ac/acme/package.nix
+++ b/pkgs/by-name/ac/acme/package.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   postPatch = ''
     substituteInPlace Makefile \
-      --replace "= gcc" "?= gcc"
+      --replace-fail "= gcc" "?= gcc"
   '';
 
   enableParallelBuilding = true;