diff --git a/mod/quiz/classes/question/bank/custom_view.php b/mod/quiz/classes/question/bank/custom_view.php
index b5c3e115afe..7686d3defa5 100644
--- a/mod/quiz/classes/question/bank/custom_view.php
+++ b/mod/quiz/classes/question/bank/custom_view.php
@@ -258,7 +258,7 @@ class custom_view extends \core_question\local\bank\view {
     protected function build_query(): void {
         // Get the required tables and fields.
         $joins = [];
-        $fields = ['qv.status', 'qc.id', 'qv.version', 'qv.id as versionid', 'qbe.id as questionbankentryid'];
+        $fields = ['qv.status', 'qc.id as categoryid', 'qv.version', 'qv.id as versionid', 'qbe.id as questionbankentryid'];
         if (!empty($this->requiredcolumns)) {
             foreach ($this->requiredcolumns as $column) {
                 $extrajoins = $column->get_extra_joins();
diff --git a/question/classes/local/bank/view.php b/question/classes/local/bank/view.php
index 19e1de88e3d..d04fb34d49d 100644
--- a/question/classes/local/bank/view.php
+++ b/question/classes/local/bank/view.php
@@ -561,7 +561,7 @@ class view {
     protected function build_query(): void {
         // Get the required tables and fields.
         $joins = [];
-        $fields = ['qv.status', 'qc.id', 'qv.version', 'qv.id as versionid', 'qbe.id as questionbankentryid'];
+        $fields = ['qv.status', 'qc.id as categoryid', 'qv.version', 'qv.id as versionid', 'qbe.id as questionbankentryid'];
         if (!empty($this->requiredcolumns)) {
             foreach ($this->requiredcolumns as $column) {
                 $extrajoins = $column->get_extra_joins();