diff --git a/Lecture Attachments/05 Interactivity & Theming/chart/chart.dart b/Lecture Attachments/05 Interactivity & Theming/chart/chart.dart
index d97c89b7..64d170c8 100644
--- a/Lecture Attachments/05 Interactivity & Theming/chart/chart.dart	
+++ b/Lecture Attachments/05 Interactivity & Theming/chart/chart.dart	
@@ -60,7 +60,7 @@ class Chart extends StatelessWidget {
               children: [
                 for (final bucket in buckets) // alternative to map()
                   ChartBar(
-                    fill: bucket.totalExpenses == 0
+                    fill: maxTotalExpense == 0
                         ? 0
                         : bucket.totalExpenses / maxTotalExpense,
                   )