diff --git a/lib/Simba/CA.pm b/lib/Simba/CA.pm
index 051587c..428bc16 100644
--- a/lib/Simba/CA.pm
+++ b/lib/Simba/CA.pm
@@ -677,6 +677,7 @@ sub get_last_session {
           );
     $self->{last_backup} = $sessions->[0]{prefix};
     $self->{last_backup_id} = $sessions->[0]{id};
+    $self->log(3, "last backup: $self->{last_backup} ($self->{last_backup_id})");
 }
 
 =head2 linkdup