diff --git a/project/main.py b/project/main.py
index d6348cd..99ed5d4 100644
--- a/project/main.py
+++ b/project/main.py
@@ -118,8 +118,11 @@ elif what_to_run == 'level':
     screen_transform = PositionScale((0, 0), (1.5, 1.5))
 
     pygame.init()
+    # optimize performance
     screen = pygame.display.set_mode((12 * ConstantsParser.CONFIG.level_size[0] * screen_transform.scale[0],
-                                      12 * ConstantsParser.CONFIG.level_size[1] * screen_transform.scale[1]))
+                                      12 * ConstantsParser.CONFIG.level_size[1] * screen_transform.scale[1]),
+                                        flags=pygame.HWSURFACE | pygame.DOUBLEBUF,
+                                        vsync=1)
 
     pygame.display.set_caption("PM GAME")
     clock = pygame.time.Clock()