diff --git a/app.py b/app.py
index 9030d7d..df9b48e 100644
--- a/app.py
+++ b/app.py
@@ -632,7 +632,7 @@ def generate_calendar_monthly_view(workouts, selected_date):
     start_date, end_date = get_month_bounds(selected_date)
 
     # Build a lookup dictionary for faster access
-    workout_lookup = {w['start_time_date']                      : w for w in workouts if start_date <= w['start_time_date'] <= end_date}
+    workout_lookup = {w['start_time_date']: w for w in workouts if start_date <= w['start_time_date'] <= end_date}
 
     current_date = datetime.now().date()
     days_of_month = [
@@ -674,7 +674,7 @@ def generate_daily_duration_sparkline(workouts):
 
     # Determine date range based on workouts data
     start_date = workouts[-1]['start_time_date']
-    end_date = workouts[0]['start_time_date']
+    end_date = datetime.now().date()  # workouts[0]['start_time_date']
 
     # Build a mapping of dates to their respective durations for easier lookup
     workouts_by_date = {w['start_time_date']: int(