From e253ae7d3a4ab992d2432c87514e3333a3cf744d Mon Sep 17 00:00:00 2001
From: Robin Gloster <mail@glob.in>
Date: Wed, 27 Sep 2017 17:25:14 +0200
Subject: [PATCH] rubyGems.pg: fix postgresql path

---
 pkgs/development/ruby-modules/gem-config/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/ruby-modules/gem-config/default.nix b/pkgs/development/ruby-modules/gem-config/default.nix
index 6647d71bd00..a0d4b9adcbe 100644
--- a/pkgs/development/ruby-modules/gem-config/default.nix
+++ b/pkgs/development/ruby-modules/gem-config/default.nix
@@ -183,7 +183,7 @@ in
 
   pg = attrs: {
     buildFlags = [
-      "--with-pg-config=${postgresql}/bin/pg_config"
+      "--with-pg-config=${postgresql.dev}/bin/pg_config"
     ];
   };