From f71e09a8c63239c84f5e2afc4078ecb20af2c94d Mon Sep 17 00:00:00 2001
From: Ian Bassi <ian.bassi@outlook.com>
Date: Sat, 29 Nov 2025 04:53:40 -0300
Subject: [PATCH] Fix Flatpak build: Add fallback URL for MPFR source download
 (#11512)

Add fallback URL for MPFR source download

Updated MPFR.cmake to include both the GNU FTP and mpfr.org URLs for downloading the MPFR source. This improves reliability in case one of the sources is unavailable.
---
 deps/MPFR/MPFR.cmake | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/deps/MPFR/MPFR.cmake b/deps/MPFR/MPFR.cmake
index dc45aad7b8..67758a8596 100644
--- a/deps/MPFR/MPFR.cmake
+++ b/deps/MPFR/MPFR.cmake
@@ -25,7 +25,8 @@ else ()
     endif ()
 
     ExternalProject_Add(dep_MPFR
-        URL https://www.mpfr.org/mpfr-4.2.2/mpfr-4.2.2.tar.bz2
+        URL https://ftp.gnu.org/gnu/mpfr/mpfr-4.2.2.tar.bz2
+            https://www.mpfr.org/mpfr-4.2.2/mpfr-4.2.2.tar.bz2
         URL_HASH SHA256=9ad62c7dc910303cd384ff8f1f4767a655124980bb6d8650fe62c815a231bb7b
         DOWNLOAD_DIR ${DEP_DOWNLOAD_DIR}/MPFR
         BUILD_IN_SOURCE ON