diff --git a/README.md b/README.md
index 0aa42c7..dd498c2 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,2 @@
 # parking_system
-Download [here](https://drive.google.com/file/d/1UcO6HYqFbsynQo0NCSF38wkkloqozmb2/view?usp=sharing)
+Download [here](https://drive.google.com/file/d/1Ag8yBDnlf5JXT8nGj3N9bkCtH8YBvNJH/view?usp=sharing)
diff --git a/lib/backend/timediff.dart b/lib/backend/timediff.dart
index f2e9d2b..196b9c5 100644
--- a/lib/backend/timediff.dart
+++ b/lib/backend/timediff.dart
@@ -4,12 +4,12 @@ String getFare(String time, String vehicleType) {
   final difference = currentTime.difference(parkedDate);
   if (vehicleType.startsWith("4")) {
     double fare = 30 * (difference.inHours / 3);
-    return fare == 0 ? "30" : "$fare";
+    return fare == 0 ? "30" : fare.toString().substring(0,3);
   } else if (vehicleType.startsWith("2")) {
     double fare = 20 * (difference.inHours / 3);
-    return fare == 0 ? "20" : "$fare";
+    return fare == 0 ? "20" : fare.toString().substring(0,3);
   } else {
     double fare = 5 * (difference.inHours / 3);
-    return fare == 0 ? "5" : "$fare";
+    return fare == 0 ? "5" : fare.toString().substring(0,3);
   }
 }