diff --git a/dataset.json b/dataset.json
index 60cd95d..60dc0a6 100644
--- a/dataset.json
+++ b/dataset.json
@@ -1,7 +1,9 @@
 {
   "datasets": {
     "bankholidays": {
-      "se": "bankholidays/se/*.csv"
+      "se": {
+        "filename": "bankholidays/se/*.csv"
+      }
     }
   }
 }