diff --git a/src/slic3r/GUI/PartPlate.cpp b/src/slic3r/GUI/PartPlate.cpp
index 9798d2df23..78ee62c680 100644
--- a/src/slic3r/GUI/PartPlate.cpp
+++ b/src/slic3r/GUI/PartPlate.cpp
@@ -3128,7 +3128,7 @@ void PartPlate::set_vase_mode_related_object_config(int obj_id) {
 	new_conf.set_key_value("detect_thin_wall", new ConfigOptionBool(false));
 	new_conf.set_key_value("timelapse_type", new ConfigOptionEnum<TimelapseType>(tlTraditional));
 	new_conf.set_key_value("overhang_reverse", new ConfigOptionBool(false));
-	auto applying_keys = global_config->diff(new_conf);
+	const auto applying_keys = global_config->diff(new_conf);
 
 	for (ModelObject* object : obj_ptrs) {
 		ModelConfigObject& config = object->config;
@@ -3137,8 +3137,8 @@ void PartPlate::set_vase_mode_related_object_config(int obj_id) {
 			config.set_key_value(opt_key, new_conf.option(opt_key)->clone());
 		}
 
-		applying_keys = config.get().diff(new_conf);
-		for (auto opt_key : applying_keys) {
+		const auto object_keys = config.get().diff(new_conf);
+		for (auto opt_key : object_keys) {
 			config.set_key_value(opt_key, new_conf.option(opt_key)->clone());
 		}
 	}