diff --git a/superset/assets/src/visualizations/MapBox/MapBox.jsx b/superset/assets/src/visualizations/MapBox/MapBox.jsx
index cf9b0f10a2821..23d734628d50f 100644
--- a/superset/assets/src/visualizations/MapBox/MapBox.jsx
+++ b/superset/assets/src/visualizations/MapBox/MapBox.jsx
@@ -122,7 +122,7 @@ class MapBox extends React.Component {
           compositeOperation={'screen'}
           renderWhileDragging={renderWhileDragging}
           aggregatorName={aggregatorName}
-          lngLatAccessor={function (location) {
+          lngLatAccessor={location => {
             const coordinates = location.get('geometry').get('coordinates');
             return [coordinates.get(0), coordinates.get(1)];
           }}