diff --git a/bin/clean.py b/bin/clean.py
index d478d68..f10af19 100644
--- a/bin/clean.py
+++ b/bin/clean.py
@@ -39,7 +39,7 @@ def clear_screen():
         # 将屏幕置于睡眠模式
         logging.info("Putting e-Paper display to sleep")
         epd.sleep()
-epd2in13_V4.epdconfig.module_exit(cleanup=True)
+        epd2in13_V4.epdconfig.module_exit(cleanup=True)
         exit()
         
         logging.info("e-Paper display cleared successfully")