diff --git a/x-pack/plugins/maps/public/classes/sources/es_search_source/__snapshots__/scaling_form.test.tsx.snap b/x-pack/plugins/maps/public/classes/sources/es_search_source/__snapshots__/scaling_form.test.tsx.snap
index 956b9a1a663d91..8ebb389472f74c 100644
--- a/x-pack/plugins/maps/public/classes/sources/es_search_source/__snapshots__/scaling_form.test.tsx.snap
+++ b/x-pack/plugins/maps/public/classes/sources/es_search_source/__snapshots__/scaling_form.test.tsx.snap
@@ -213,6 +213,7 @@ exports[`should render top hits form when scaling type is TOP_HITS 1`] = `
       isClearable={false}
       onChange={[Function]}
       placeholder="Select entity field"
+      value={null}
     />
   </EuiFormRow>
 </Fragment>