diff --git a/sortable-list.html b/sortable-list.html
index 7682223..0e401e0 100644
--- a/sortable-list.html
+++ b/sortable-list.html
@@ -42,7 +42,7 @@
           value: null
         },
         sort: {
-          type: Boolean,
+          type: Object,
           value: true
         },
         /**
@@ -116,7 +116,7 @@
          * @type Boolean
          */
         scroll: {
-          type: Boolean,
+          type: Object,
           value: true
         },
         /**