From 1abbdb2b06bf7323751d482f3d7cac636c25f45a Mon Sep 17 00:00:00 2001
From: Viktor Szakats <commit@vsz.me>
Date: Tue, 22 Jul 2025 23:03:16 +0200
Subject: [PATCH] runtests.pl: use C.UTF-8

---
 tests/runtests.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/runtests.pl b/tests/runtests.pl
index 0361e2b31a..d3bfec4ae2 100755
--- a/tests/runtests.pl
+++ b/tests/runtests.pl
@@ -494,7 +494,7 @@ sub is_utf8_supported {
     if($was_defined) {
         $old_LC_ALL = $ENV{'LC_ALL'};
     }
-    setlocale(LC_ALL, $ENV{'LC_ALL'} = 'en_US.UTF-8');
+    setlocale(LC_ALL, $ENV{'LC_ALL'} = 'C.UTF-8');
     $result = lc(langinfo(CODESET())) eq "utf-8";
     if($was_defined) {
         $ENV{'LC_ALL'} = $old_LC_ALL;