diff --git a/lib/pages/analytics/services/range_of_aqi/fake_range_of_aqi_service.dart b/lib/pages/analytics/services/range_of_aqi/fake_range_of_aqi_service.dart
index 7e50e6aa..63f71a76 100644
--- a/lib/pages/analytics/services/range_of_aqi/fake_range_of_aqi_service.dart
+++ b/lib/pages/analytics/services/range_of_aqi/fake_range_of_aqi_service.dart
@@ -7,10 +7,20 @@ class FakeRangeOfAqiService implements RangeOfAqiService {
   Future<List<RangeOfAqi>> load(GetRangeOfAqiParam param) async {
     return List.generate(30, (index) {
       final date = param.date.add(Duration(days: index));
-      final min = (index * 2).toDouble();
-      final avg = min + 10;
-      final max = avg + 10;
-      return RangeOfAqi(min: min, avg: avg, max: max, date: date);
+      final min = (index * 8).toDouble();
+      final avg = min + 40;
+      final max = avg + 40;
+
+      final cappedMin = min > 301 ? 301.0 : min;
+      final cappedAvg = avg > 301 ? 301.0 : avg;
+      final cappedMax = max > 301 ? 301.0 : max;
+
+      return RangeOfAqi(
+        min: cappedMin,
+        avg: cappedAvg,
+        max: cappedMax,
+        date: date,
+      );
     });
   }
 }