diff --git a/io_scene_fbx/export_fbx_bin.py b/io_scene_fbx/export_fbx_bin.py
index c3183c1c93096f9df8dc94d2b881f4cf7bdda3e3..d6c296a915e3b1ad392c7937d71a09a6bdf60bef 100644
--- a/io_scene_fbx/export_fbx_bin.py
+++ b/io_scene_fbx/export_fbx_bin.py
@@ -1515,6 +1515,8 @@ def fbx_data_object_elements(root, ob_obj, scene_data):
     obj_type = b"Null"  # default, sort of empty...
     if ob_obj.is_bone:
         obj_type = b"LimbNode"
+    elif (ob_obj.type == 'ARMATURE'):
+        obj_type = b"Root"
     elif (ob_obj.type in BLENDER_OBJECT_TYPES_MESHLIKE):
         obj_type = b"Mesh"
     elif (ob_obj.type == 'LAMP'):