From cc6d1e7f346d5440540866a5347e43fa6ab03215 Mon Sep 17 00:00:00 2001
From: Ryan Swart <ryan@talosystems.com>
Date: Thu, 30 Mar 2023 18:51:41 +0800
Subject: [PATCH] mctc-lib: fix pkg-config

---
 .../libraries/science/chemistry/mctc-lib/default.nix            | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/science/chemistry/mctc-lib/default.nix b/pkgs/development/libraries/science/chemistry/mctc-lib/default.nix
index e9be83970fbf..aeb7c8bb6f56 100644
--- a/pkgs/development/libraries/science/chemistry/mctc-lib/default.nix
+++ b/pkgs/development/libraries/science/chemistry/mctc-lib/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
 
   postInstall = ''
     substituteInPlace $out/lib/pkgconfig/${pname}.pc \
-      --replace "''${prefix}" ""
+      --replace "''${prefix}/" ""
   '';
 
   doCheck = true;