1 files changed, 1 insertions, 1 deletions
diff --git a/application/palemoon/base/content/newtab/dragDataHelper.js b/application/palemoon/base/content/newtab/dragDataHelper.js
index 54348ab144..675ff26711 100644
--- a/application/palemoon/base/content/newtab/dragDataHelper.js
+++ b/application/palemoon/base/content/newtab/dragDataHelper.js
@@ -11,7 +11,7 @@ var gDragDataHelper = {
 
   getLinkFromDragEvent: function DragDataHelper_getLinkFromDragEvent(aEvent) {
     let dt = aEvent.dataTransfer;
-    if (!dt || !dt.types.contains(this.mimeType)) {
+    if (!dt || !dt.types.includes(this.mimeType)) {
       return null;
     }