diff --git a/lib/Lufi.pm b/lib/Lufi.pm
index 3dc09a9..9daef2f 100644
--- a/lib/Lufi.pm
+++ b/lib/Lufi.pm
@@ -74,10 +74,11 @@ sub startup {
     }
 
     # Recurrent task
+    my $config_file = $ENV{MOJO_CONFIG} || $self->moniker.'.conf';
     Mojo::IOLoop->recurring(2 => sub {
         my $loop = shift;
 
-        my $lockfile = Mojo::File->new($ENV{MOJO_CONFIG})->basename('.conf').'-provisioning.lock';
+        my $lockfile = Mojo::File->new($config_file)->basename('.conf').'-provisioning.lock';
         if (-e $lockfile) {
             my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,$blksize,$blocks) = stat($lockfile);