diff --git a/common/global.hpp b/common/global.hpp
index 54c554f..3567c20 100644
--- a/common/global.hpp
+++ b/common/global.hpp
@@ -58,7 +58,7 @@ public :
 };
 
 
-#define SAVE_COUNT	6048*7
+#define SAVE_COUNT	4800*4
 #define	OneWeek	604800*7