diff --git a/data/mntner/YUYUKO-MNT b/data/mntner/YUYUKO-MNT
index 7a36c4760..6e86bceca 100644
--- a/data/mntner/YUYUKO-MNT
+++ b/data/mntner/YUYUKO-MNT
@@ -4,3 +4,4 @@ tech-c:             YUYUKO-DN42
 mnt-by:             YUYUKO-MNT
 source:             DN42
 auth:               pgp-fingerprint F4C7F44901E2557C4E918B4A3E132FF5B00BC277
+auth:               ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJPqq3FOoNiMn8tHl80PA29h7p1z9rfKZ+guhZemyJZF