1 files changed, 2 insertions, 0 deletions

diff --git a/src/nat/gnunet-service-nat_externalip.h b/src/nat/gnunet-service-nat_externalip.h
index 846bac7b9..f93b6793d 100644
--- a/src/nat/gnunet-service-nat_externalip.h
+++ b/src/nat/gnunet-service-nat_externalip.h
@@ -14,6 +14,8 @@
     
      You should have received a copy of the GNU Affero General Public License
      along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+     SPDX-License-Identifier: AGPL3.0-or-later
 */
 /**
  * Code to figure out what our external IPv4 address(es) might