diff --git a/debian/copyright b/debian/copyright
index 36a3d3c..33110c5 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -36,7 +36,7 @@ License: GPL-3+
  GNU General Public License for more details.
  .
  You should have received a copy of the GNU General Public License
- along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ along with this program.  If not, see <https://www.gnu.org/licenses/>.
  .
  The full text of the GNU General Public License version 3
  can be found in the file /usr/share/common-licenses/GPL-3.