diff --git a/settings.py b/settings.py
index 983956a..a40bca7 100644
--- a/settings.py
+++ b/settings.py
@@ -21,9 +21,10 @@ class Settings():
         self.bossbullet_color = 0, 255, 0
         self.bossbullets_allowed = 3
 
+
         # 外星人设置
         self.alien_speed_factor = 1
-        self.fleet_drop_speed = 3
+        self.fleet_drop_speed = 5
         # fleet_direction为1表示向右移，为-1表示向左移
         self.fleet_direction = 1