diff --git a/Common.py b/Common.py
index 1311972..ef82ba9 100644
--- a/Common.py
+++ b/Common.py
@@ -46,7 +46,7 @@ def getTimeDelta(a, b):
 def _doClean():
     global _do_move_time
     _disk = psutil.disk_usage(".")
-    if _disk.percent > config["max"] and getTimeDelta(datetime.now(), _do_move_time) > 3600:
+    if _disk.percent > config["max"] and getTimeDelta(datetime.now(), _do_move_time) > 7200:
         _do_move_time = datetime.now()
         os.system(config["dow"])