diff --git a/src/components/metadataEditor/metadataEditor.js b/src/components/metadataEditor/metadataEditor.js
index c856a01f3c..4d5eb62847 100644
--- a/src/components/metadataEditor/metadataEditor.js
+++ b/src/components/metadataEditor/metadataEditor.js
@@ -694,7 +694,7 @@ import template from './metadataEditor.template.html';
showElement('#fldDisplayOrder', context);
showElement('.seriesDisplayOrderDescription', context);
- context.querySelector('#selectDisplayOrder').innerHTML = '';
+ context.querySelector('#selectDisplayOrder').innerHTML = '' + '';
} else {
context.querySelector('#selectDisplayOrder').innerHTML = '';
hideElement('#fldDisplayOrder', context);