diff --git a/data/mntner/BART-MNT b/data/mntner/BART-MNT
index 92e36475a..cfd54f140 100644
--- a/data/mntner/BART-MNT
+++ b/data/mntner/BART-MNT
@@ -4,4 +4,4 @@ admin-c:            BART-DN42
 tech-c:             BART-DN42
 mnt-by:             BART-MNT
 source:             DN42
-auth:               299FE157700E58071F508193D87D6BE45A488701
\ No newline at end of file
+auth:               pgp-fingerprint 299FE157700E58071F508193D87D6BE45A488701
\ No newline at end of file