diff --git a/source/component/plant.py b/source/component/plant.py
index c71e89d..748d675 100755
--- a/source/component/plant.py
+++ b/source/component/plant.py
@@ -784,11 +784,11 @@ class Squash(Plant):
             # 僵尸在倭瓜右侧
             if zombie.rect.x >= self.rect.x:
                 # 重叠15%判断为可以攻击
-                if (self.rect.right - zombie.rect.left >= 0.15*zombie.rect.width):
+                if (self.rect.right - zombie.rect.left >= 20):
                     return True
             # 僵尸在倭瓜右侧
             else:
-                if (zombie.rect.right - self.rect.left >= 0.15*zombie.rect.width):
+                if (zombie.rect.right - self.rect.left >= 20):
                     return True
             # 碰撞检测
             if pg.sprite.collide_mask(zombie, self):