diff --git a/utils/examples/lvs.sh b/utils/examples/lvs.sh
index 1ff1dd1..7a11878 100755
--- a/utils/examples/lvs.sh
+++ b/utils/examples/lvs.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
 
 /ef/apps/bin/netgen -noconsole << EOF
 readnet spice $1.spice