diff --git a/assignment/exercise_game.py b/assignment/exercise_game.py
index 4318765c5..abff71310 100644
--- a/assignment/exercise_game.py
+++ b/assignment/exercise_game.py
@@ -9,7 +9,7 @@
 
 
 N: int = 3
-sample_ms = 10.0
+sample_ms = 10
 on_ms = 500