diff --git a/lang/en/langconfig.php b/lang/en/langconfig.php
index 9b748db8f1c..4d88b365b75 100644
--- a/lang/en/langconfig.php
+++ b/lang/en/langconfig.php
@@ -31,7 +31,6 @@ $string['iso6391'] = 'en';
 $string['iso6392'] = 'eng';
 $string['labelsep'] = ': ';
 $string['listsep'] = ',';
-$string['listitemssep'] = ', ';
 $string['locale'] = 'en_AU.UTF-8';
 $string['localecldr'] = 'en-AU';
 $string['localewin'] = 'English_Australia.1252';
diff --git a/reportbuilder/classes/local/audiences/base.php b/reportbuilder/classes/local/audiences/base.php
index c076bcd2bc3..91fc0323865 100644
--- a/reportbuilder/classes/local/audiences/base.php
+++ b/reportbuilder/classes/local/audiences/base.php
@@ -174,7 +174,7 @@ abstract class base {
             return $OUTPUT->render($notification);
         }
 
-        $listseparator = get_string('listitemssep', 'langconfig');
+        $listseparator = get_string('listsep', 'langconfig') . ' ';
         if ($elementcount > self::MULTI_SELECT_LIMIT) {
             $elements = array_slice($elements, 0, self::MULTI_SELECT_LIMIT);