diff --git a/datatables.json b/datatables.json
index 0245429..17ba795 100644
--- a/datatables.json
+++ b/datatables.json
@@ -12,5 +12,5 @@
     ],
     "src-repo": "http://github.com/DataTables/Buttons",
     "last-tag": "2.2.1",
-    "last-sync": "c6e41cb68eb827a34f0db19f665cdffd77d52069"
+    "last-sync": "4704bb337c7649a40dd5fbf692c392a3e95b883d"
 }
\ No newline at end of file