diff --git a/source/constants.py b/source/constants.py
index b00903a..bf5d3dc 100755
--- a/source/constants.py
+++ b/source/constants.py
@@ -639,4 +639,4 @@ CHOOSE = 'choose'
 PLAY = 'play'
 
 # 无穷大常量
-INF = 1e1024    # 等价于float("inf")
+INF = float("inf")