diff --git a/resources/definitions/fdmextruder.def.json b/resources/definitions/fdmextruder.def.json
index 59ac6c172e..8ed194fc2d 100644
--- a/resources/definitions/fdmextruder.def.json
+++ b/resources/definitions/fdmextruder.def.json
@@ -6,7 +6,7 @@
     {
         "type": "extruder",
         "author": "Ultimaker",
-        "manufacturer": "Ultimaker B.V.",
+        "manufacturer": "Unknown",
         "setting_version": 1,
         "visible": false
     },
diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index 954e1a49f9..d876127d28 100755
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -5,9 +5,9 @@
     "metadata":
     {
         "type": "machine",
-        "author": "Ultimaker B.V.",
+        "author": "Ultimaker",
         "category": "Ultimaker",
-        "manufacturer": "Ultimaker B.V.",
+        "manufacturer": "Unknown",
         "setting_version": 1,
         "file_formats": "text/x-gcode;application/x-stl-ascii;application/x-stl-binary;application/x-wavefront-obj;application/x3g",
         "visible": false,