diff --git a/checksetup.pl b/checksetup.pl
index df785d8328d41b31ad82f7bfa7ee7e086855cf7d..bec389a716a2a3010138e69910126558e075ec87 100755
--- a/checksetup.pl
+++ b/checksetup.pl
@@ -3577,7 +3577,7 @@ my $series_exists = $dbh->selectrow_array("SELECT 1 FROM series LIMIT 1");
 if (!$series_exists) {
     print "Migrating old chart data into database ...\n" unless $silent;
     
-    use Bugzilla::Series;
+    require Bugzilla::Series;
       
     # We prepare the handle to insert the series data    
     my$seriesdatasth = $dbh->prepare("INSERT INTO series_data " .