diff --git a/utils/examples/ext.sh b/utils/examples/ext.sh
index 39a14e5..1c557d4 100644
--- a/utils/examples/ext.sh
+++ b/utils/examples/ext.sh
@@ -12,6 +12,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+# SPDX-License-Identifier: Apache-2.0
 
 
 export MAGTYPE=maglef ;