diff --git a/data/mntner/JUMBLE-MNT b/data/mntner/JUMBLE-MNT
index fd2e7e640..86fe0440f 100644
--- a/data/mntner/JUMBLE-MNT
+++ b/data/mntner/JUMBLE-MNT
@@ -3,4 +3,4 @@ admin-c:            JUMBLE-DN42
 tech-c:             JUMBLE-DN42
 mnt-by:             JUMBLE-MNT
 source:             DN42
-auth:               AF633BC932170798157C29A29810235DA7C8A500
\ No newline at end of file
+auth:               pgp-fingerprint AF633BC932170798157C29A29810235DA7C8A500
\ No newline at end of file