diff --git a/main.py b/main.py
index cd41b2d..e7265f4 100644
--- a/main.py
+++ b/main.py
@@ -10,8 +10,8 @@ def run():
   screen=pygame.display.set_mode((500, 500))
   pygame.display.set_caption("flower")
   gun=Gun(screen)
-  bullets=Group()
-  enemies=Group()
+  bullets=Group(screen)
+  enemies=Group(screen)
   stats = Stats()
   scores = Scores(screen, stats)
   bg_color = (250,250,0)