diff --git a/lib/utils/system_util.dart b/lib/utils/system_util.dart
index 28a1b67..fd385b2 100644
--- a/lib/utils/system_util.dart
+++ b/lib/utils/system_util.dart
@@ -30,7 +30,7 @@ void initialize(String name, String appID) {
   dataPath = '${Path.dataPath}$debugPath';
   and = Platform.isWindows ? ';' : '&&';
 
-  intMax = (1 << ((-1).bitLength - 1)) - 1;
+  intMax = 9007199254740991;
   intMin = -intMax;
 }