diff --git a/cura/Settings/UserChangesModel.py b/cura/Settings/UserChangesModel.py
index 1ff0a486b7..48296b9907 100644
--- a/cura/Settings/UserChangesModel.py
+++ b/cura/Settings/UserChangesModel.py
@@ -101,7 +101,7 @@ class UserChangesModel(ListModel):
                 item_to_add = {"key": setting_key,
                                "label": label,
                                "user_value": user_changes.getProperty(setting_key, "value"),
-                               "original_value": original_value,
+                               "original_value": str(original_value),
                                "extruder": "",
                                "category": category_label}