diff --git a/htdocs/adherents/admin/adherent.php b/htdocs/adherents/admin/adherent.php
index af2a8841643..47f7d9c3357 100644
--- a/htdocs/adherents/admin/adherent.php
+++ b/htdocs/adherents/admin/adherent.php
@@ -20,7 +20,7 @@
  * 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/>.
  */
 
 /**
diff --git a/htdocs/adherents/admin/adherent_emails.php b/htdocs/adherents/admin/adherent_emails.php
index 3f901539380..0a8ea298bce 100644
--- a/htdocs/adherents/admin/adherent_emails.php
+++ b/htdocs/adherents/admin/adherent_emails.php
@@ -20,7 +20,7 @@
  * 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/>.
  */
 
 /**
diff --git a/htdocs/adherents/admin/adherent_extrafields.php b/htdocs/adherents/admin/adherent_extrafields.php
index e8e112d42b6..6f2b899dc5c 100644
--- a/htdocs/adherents/admin/adherent_extrafields.php
+++ b/htdocs/adherents/admin/adherent_extrafields.php
@@ -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 this program. If not, see <http://www.gnu.org/licenses/>.
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
  */
 
 /**
diff --git a/htdocs/adherents/admin/adherent_type_extrafields.php b/htdocs/adherents/admin/adherent_type_extrafields.php
index e9e7c601a30..35d7f327e9d 100644
--- a/htdocs/adherents/admin/adherent_type_extrafields.php
+++ b/htdocs/adherents/admin/adherent_type_extrafields.php
@@ -17,7 +17,7 @@
  * 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/>.
  * or see http://www.gnu.org/
  */
 
diff --git a/htdocs/adherents/admin/website.php b/htdocs/adherents/admin/website.php
index 70a37f0bf4b..1f87289ba3c 100644
--- a/htdocs/adherents/admin/website.php
+++ b/htdocs/adherents/admin/website.php
@@ -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 this program. If not, see <http://www.gnu.org/licenses/>.
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
  */
 
 /**