From 53fca820022e722a470a23be0fccfa5e3d0c07c1 Mon Sep 17 00:00:00 2001
From: Lucas Gass <lucas@bywatersolutions.com>
Date: Thu, 9 Oct 2025 22:31:06 +0000
Subject: [PATCH] Bug 29980: (follow-up) Fix GNU license link

Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
---
 cataloguing/value_builder/validate_isbn.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cataloguing/value_builder/validate_isbn.pl b/cataloguing/value_builder/validate_isbn.pl
index 4955796149..5e51a49576 100755
--- a/cataloguing/value_builder/validate_isbn.pl
+++ b/cataloguing/value_builder/validate_isbn.pl
@@ -15,7 +15,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with Koha; if not, see <http://www.gnu.org/licenses>.
+# along with Koha; if not, see <https://www.gnu.org/licenses>.
 
 use Modern::Perl;
 use CGI qw ( -utf8 );