diff --git a/umap/static/umap/js/umap.js b/umap/static/umap/js/umap.js
index 4cf6f74e..44be35cc 100644
--- a/umap/static/umap/js/umap.js
+++ b/umap/static/umap/js/umap.js
@@ -937,7 +937,7 @@ L.U.Map.include({
   },
 
   openFacet: function () {
-    this.onceDatalayersLoaded(function () {
+    this.onceDataLoaded(function () {
       this._openFacet()
     })
   },