diff --git a/src/nonebot_plugins/trimo_plugin_msctconverter/convert_helper.png b/src/nonebot_plugins/trimo_plugin_msctconverter/convert_helper.png
index ae9237c..0d29fa9 100644
Binary files a/src/nonebot_plugins/trimo_plugin_msctconverter/convert_helper.png and b/src/nonebot_plugins/trimo_plugin_msctconverter/convert_helper.png differ