From 0473314b47edcb3427d7c76b6f52fb37f9e73147 Mon Sep 17 00:00:00 2001
From: Mathieu Fenniak <mathieu@fenniak.net>
Date: Sat, 13 Sep 2025 15:21:29 -0600
Subject: [PATCH] ci: update PG18 from BETA2 -> RC1

---
 flake.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/flake.nix b/flake.nix
index 97f0e04..d4722ed 100644
--- a/flake.nix
+++ b/flake.nix
@@ -17,8 +17,8 @@
       # override the PG17 package with the beta release tag and version to build the beta.
       postgresql_18 = (pkgs.postgresql_17.override {
         version = "18.0";
-        rev = "refs/tags/REL_18_BETA2";
-        hash = "sha256-n3NA0XJE2wvbOwrQOMXbzKn+7HLGAQSXgDU9ObhddZQ=";
+        rev = "refs/tags/REL_18_RC1";
+        hash = "sha256-PDycGuKrEa00N1h/BsWUiwG7naE0f2wFFXpQSOhs/hY=";
       });
 
       requiredPythonPackages = ps: (