diff --git a/data/mntner/FOOBARS-DN42 b/data/mntner/FOOBARS-DN42
deleted file mode 100644
index a1375501b..000000000
--- a/data/mntner/FOOBARS-DN42
+++ /dev/null
@@ -1,4 +0,0 @@
-person: Foo Bars    
-contact: foobars@lasers.cf
-nic-hdl: FOOBARS-DN42
-mnt-by: FOOBARS-DN42
diff --git a/data/mntner/FOOBARS-MNT b/data/mntner/FOOBARS-MNT
index 7d17f33b4..26fb2b1e0 100644
--- a/data/mntner/FOOBARS-MNT
+++ b/data/mntner/FOOBARS-MNT
@@ -2,4 +2,4 @@ mntner: FOOBARS-MNT
 admin-c: FOOBARS-DN42
 tech-c: FOOBARS-DN42
 mnt-by: FOOBARS-MNT
-source: dn42
+source: DN42