diff --git a/src/taxonomy/data/apiHooks.test.jsx b/src/taxonomy/data/apiHooks.test.jsx
index d865aa4f13..e0160ad8d7 100644
--- a/src/taxonomy/data/apiHooks.test.jsx
+++ b/src/taxonomy/data/apiHooks.test.jsx
@@ -17,6 +17,10 @@ jest.mock('./api', () => ({
   deleteTaxonomy: jest.fn(),
 }));
 
+/*
+ * TODO: We can refactor this test: Mock the API response using axiosMock.
+ * Ref: https://github.com/openedx/frontend-app-course-authoring/pull/684#issuecomment-1847694090
+ */
 describe('useTaxonomyListDataResponse', () => {
   it('should return data when status is success', () => {
     useQuery.mockReturnValueOnce({ status: 'success', data: { data: 'data' } });
diff --git a/src/taxonomy/delete-dialog/index.jsx b/src/taxonomy/delete-dialog/index.jsx
index 229d29ff7e..93854f1972 100644
--- a/src/taxonomy/delete-dialog/index.jsx
+++ b/src/taxonomy/delete-dialog/index.jsx
@@ -22,18 +22,18 @@ const DeleteDialog = ({
   const [deleteButtonDisabled, setDeleteButtonDisabled] = useState(true);
   const deleteLabel = intl.formatMessage(messages.deleteDialogConfirmDeleteLabel);
 
-  const handleInputChange = (event) => {
+  const handleInputChange = React.useCallback((event) => {
     if (event.target.value === deleteLabel) {
       setDeleteButtonDisabled(false);
     } else {
       setDeleteButtonDisabled(true);
     }
-  };
+  });
 
-  const onClickDelete = () => {
+  const onClickDelete = React.useCallback(() => {
     onClose();
     onDelete();
-  };
+  }, [onClose, onDelete]);
 
   return (
     <ModalDialog
diff --git a/src/taxonomy/export-modal/index.jsx b/src/taxonomy/export-modal/index.jsx
index 76fd71c2fc..21ceedfe44 100644
--- a/src/taxonomy/export-modal/index.jsx
+++ b/src/taxonomy/export-modal/index.jsx
@@ -18,10 +18,10 @@ const ExportModal = ({
   const intl = useIntl();
   const [outputFormat, setOutputFormat] = useState('csv');
 
-  const onClickExport = () => {
+  const onClickExport = React.useCallback(() => {
     onClose();
     getTaxonomyExportFile(taxonomyId, outputFormat);
-  };
+  }, [onClose, taxonomyId, outputFormat]);
 
   return (
     <ModalDialog