diff --git a/app/assets/javascripts/activityChart.js b/app/assets/javascripts/activityChart.js
index efdda477f..e829ce162 100644
--- a/app/assets/javascripts/activityChart.js
+++ b/app/assets/javascripts/activityChart.js
@@ -238,9 +238,6 @@
                         failedData.push(data[dateString].sms.failure);
                         pendingData.push(data[dateString].sms.pending || 0);
                         totalMessages += data[dateString].sms.delivered + data[dateString].sms.failure + data[dateString].sms.pending;
-
-                        // Calculate the total number of messages
-                        totalMessages += data[dateString].sms.delivered + data[dateString].sms.failure;
                     }
                 }
 
diff --git a/app/main/views/dashboard.py b/app/main/views/dashboard.py
index 5c890156c..b7dce493a 100644
--- a/app/main/views/dashboard.py
+++ b/app/main/views/dashboard.py
@@ -115,7 +115,6 @@ def get_daily_stats(service_id):
 @main.route("/services/<uuid:service_id>/daily-stats-by-user.json")
 @user_has_permissions()
 def get_daily_stats_by_user(service_id):
-    service_id = session.get("service_id")
     date_range = get_stats_date_range()
     stats = service_api_client.get_user_service_notification_statistics_by_day(
         service_id,