diff --git a/games/views.py b/games/views.py
index cdc29a9..25e30ee 100644
--- a/games/views.py
+++ b/games/views.py
@@ -303,7 +303,6 @@ def list_sessions(
         # by default, sort from newest to oldest
         dataset = Session.objects.order_by("-timestamp_start")
 
-    context["total_duration"] = dataset.total_duration_formatted()
     context["dataset"] = dataset
     try:
         context["last"] = Session.objects.latest()