diff --git a/lang/en/form.php b/lang/en/form.php
index b42376ea850..fbd8c9d46b5 100644
--- a/lang/en/form.php
+++ b/lang/en/form.php
@@ -55,7 +55,7 @@ $string['security'] = 'Security';
 $string['selectallornone'] = 'Select all/none';
 $string['selected'] = 'Selected';
 $string['showadvanced'] = 'Show advanced';
-$string['somefieldsrequired'] = 'There are required fields in this form marked{$a}.';
+$string['somefieldsrequired'] = 'There are required fields in this form marked {$a}.';
 $string['time'] = 'Time';
 $string['timeunit'] = 'Time unit';
 $string['timing'] = 'Timing';