diff --git a/superset/assets/javascripts/explore/components/controls/DatasourceControl.jsx b/superset/assets/javascripts/explore/components/controls/DatasourceControl.jsx
index e63c80708946a..89b378de11b1d 100644
--- a/superset/assets/javascripts/explore/components/controls/DatasourceControl.jsx
+++ b/superset/assets/javascripts/explore/components/controls/DatasourceControl.jsx
@@ -39,6 +39,7 @@ export default class DatasourceControl extends React.PureComponent {
     this.onEnterModal = this.onEnterModal.bind(this);
     this.toggleModal = this.toggleModal.bind(this);
     this.changeSearch = this.changeSearch.bind(this);
+    this.setSearchRef = this.setSearchRef.bind(this);
     this.selectDatasource = this.selectDatasource.bind(this);
   }
   onChange(vizType) {