From 2b59baeab7772592abf6717858600178aa9f721e Mon Sep 17 00:00:00 2001
From: Guy Chronister <guychronister@outlook.com>
Date: Tue, 21 Apr 2026 11:28:41 -0500
Subject: [PATCH] _20kly: switch to replace-fail

---
 pkgs/by-name/_2/_20kly/package.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/by-name/_2/_20kly/package.nix b/pkgs/by-name/_2/_20kly/package.nix
index 605def822c2c..cb5e307ba6fc 100644
--- a/pkgs/by-name/_2/_20kly/package.nix
+++ b/pkgs/by-name/_2/_20kly/package.nix
@@ -19,7 +19,7 @@ python3Packages.buildPythonApplication (finalAttrs: {
 
   patchPhase = ''
     substituteInPlace lightyears \
-      --replace \
+      --replace-fail \
         "LIGHTYEARS_DIR = \".\"" \
         "LIGHTYEARS_DIR = \"$out/share\""
   '';