diff --git a/resources/definitions/ultimaker3_extended.def.json b/resources/definitions/ultimaker3_extended.def.json
index 68f26969b7..43f7b94e61 100644
--- a/resources/definitions/ultimaker3_extended.def.json
+++ b/resources/definitions/ultimaker3_extended.def.json
@@ -28,8 +28,7 @@
             "id": 9511,
             "check_urls":
             [
-                "http://software.ultimaker.com/jedi/releases/latest.version?utm_source=cura&utm_medium=software&utm_campaign=resources",
-                "http://software.ultimaker.com/releases/firmware/9511/stable/version.txt"
+                "http://software.ultimaker.com/releases/firmware/9066/stable/um-update.swu.version"
             ],
             "update_url": "https://ultimaker.com/firmware"
         }