diff --git a/booking.variety_admin.inc b/booking.variety_admin.inc
index e3f3945..0bc5054 100644
--- a/booking.variety_admin.inc
+++ b/booking.variety_admin.inc
@@ -549,7 +549,8 @@ function booking_varietysessions_csv_report($timeslot_id) {
   $enclosure_esc = preg_quote($enclosure, '/');
   // List of style options at https://github.com/mk-j/PHP_XLSXWriter/issues/198
   $header_style = array( 'border'=>'bottom','border-style'=>'thin', 'border-color'=>'#000000',
-   'valign'=>'top', 'font-style' => 'bold');
+   'valign'=>'top', 'font-style' => 'bold','font' => 'Calibri');
+  $row_style = array('font' => 'Calibri');
 
   //get the list of variety session memberships
   $session_members_query = db_query("SELECT r.*, p.* FROM {booking_variety_regn} r
@@ -641,14 +642,13 @@ function booking_varietysessions_csv_report($timeslot_id) {
 
   $sheetname = "Variety Session " . $timeslot_id;
   $writer = new XLSXWriter();
-  $writer->setFontName('Calibri'); //default document font name
   $writer->setAuthor($event->booking_eventname); 
   //Add the header row
   $writer->writeSheetHeader($sheetname, $column_headings, $header_style);
 
   //Add the data
   foreach($rows as $row) {
-    $writer->writeSheetRow($sheetname, $row);
+    $writer->writeSheetRow($sheetname, $row, $row_style);
   }
 
   $writer->writeToStdOut();