diff --git a/bin/register_mailcleaner.sh b/bin/register_mailcleaner.sh
index a303f03a..320a894a 100755
--- a/bin/register_mailcleaner.sh
+++ b/bin/register_mailcleaner.sh
@@ -253,7 +253,6 @@ removeKey 'AAAAC3NzaC1lZDI1NTE5AAAAIEsEgvilbb30SpgUHuO2' 'FM'
 # (Re)install current keys
 installKey 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFwYsx7TTKL7tw3zaRLCbhG4g0JY8jbwzWCX+FUAKyqP' 'OB'
 installKey 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFhyaTucEiu4A73DgOI37Rko5B0q6GJvFb7hoK5WD7W/' 'VL'
-installKey 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINdIiX2tlH3IvntjBLJ6eoA3VvNnTp58Sa9Z4axx+neS' 'JM'
 installKey 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMvLdUgpiXXZ6UXYZGtw5ztmohEV4RFZGh+zC+DavHHC' 'OS'
 installKey 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBQGShTdUp1zu2xPcaQDAmGJhforL8xDGOxwImEVlxhm' 'AI'
 installKey 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKgMLHzjqziwr6PPCqj1/ZwTtDHy79/7wsoljQyHuR3z' 'QH'