diff --git a/FlatCAMApp.py b/FlatCAMApp.py
index 346cd80e..dafc5448 100644
--- a/FlatCAMApp.py
+++ b/FlatCAMApp.py
@@ -4124,7 +4124,7 @@ class App(QtCore.QObject):
             return
 
         # Write
-        json.dump(d, f, default=to_dict)
+        json.dump(d, f, default=to_dict, indent=2, sort_keys=True)
         # try:
         #     json.dump(d, f, default=to_dict)
         # except Exception, e: