diff --git a/frontend/components/screen/panels/UnifiedPropertiesPanel.tsx b/frontend/components/screen/panels/UnifiedPropertiesPanel.tsx
index 7ec802f3..1d4829bb 100644
--- a/frontend/components/screen/panels/UnifiedPropertiesPanel.tsx
+++ b/frontend/components/screen/panels/UnifiedPropertiesPanel.tsx
@@ -279,7 +279,10 @@ export const UnifiedPropertiesPanel: React.FC<UnifiedPropertiesPanelProps> = ({
     };
 
     const handleConfigChange = (newConfig: any) => {
-      onUpdateProperty(selectedComponent.id, "componentConfig.config", newConfig);
+      // 기존 config와 병합하여 다른 속성 유지
+      const currentConfig = selectedComponent.componentConfig?.config || {};
+      const mergedConfig = { ...currentConfig, ...newConfig };
+      onUpdateProperty(selectedComponent.id, "componentConfig.config", mergedConfig);
     };
 
     // 🆕 ComponentRegistry에서 ConfigPanel 가져오기 시도