diff --git a/data/mntner/A3K-MNT b/data/mntner/A3K-MNT
index ddf1453d3..23c8a2980 100644
--- a/data/mntner/A3K-MNT
+++ b/data/mntner/A3K-MNT
@@ -1,5 +1,6 @@
 mntner:             A3K-MNT
 descr:              AThreeK
+auth:               pgp-fingerprint A4450963DB272DEE20F2C3D959C36CE53FA10809
 admin-c:            A3K-DN42
 tech-c:             A3K-DN42
 mnt-by:             A3K-MNT