diff --git a/doc/sample_ospfv3_virtuallink.png b/doc/sample_ospfv3_virtuallink.png
index ae1544c266ab5243c38e6b78bc906d741c9aee85..406676ba902ea4b5f2502d50b9b3a126fb0efe7a 100644
Binary files a/doc/sample_ospfv3_virtuallink.png and b/doc/sample_ospfv3_virtuallink.png differ