diff --git a/src/main.rs b/src/main.rs
index eb0a178..0a44413 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -161,7 +161,8 @@ async fn get_metrics(State(pool): State<deadpool_diesel::sqlite::Pool>, seconds:
         today = today - chrono::Duration::days(1); // If we are currently tracking, we haven't started today yet
     }
     let today_start = today.and_hms_opt(0, 0, 0);
-    let week_start = (today - chrono::Duration::days(current_time.weekday().num_days_from_monday() as i64)).and_hms_opt(0, 0, 0);
+    // We start our week on Saturday, the end of the previous week
+    let week_start = (today - chrono::Duration::days((current_time.weekday().num_days_from_sunday() - 1) as i64)).and_hms_opt(0, 0, 0);
     let month_start = today.with_day(1).unwrap().and_hms_opt(0, 0, 0);
     let year_start = today.with_day(1).unwrap().with_month(1).unwrap().and_hms_opt(0, 0, 0);