diff --git a/data/mntner/DTNET-MNT b/data/mntner/DTNET-MNT
index d47c3fd87..865f439a7 100644
--- a/data/mntner/DTNET-MNT
+++ b/data/mntner/DTNET-MNT
@@ -1,5 +1,5 @@
 mntner:             DTNET-MNT
-auth:               pgp-fingerprint 
+auth:               pgp-fingerprint   E0840A786024A794BDE649045EE28C05A0D52C89
 admin-c:            CMIKOSCH-DN42
 tech-c:             CMIKOSCH-DN42
 mnt-by:             DTNET-MNT