diff --git a/app/templates/assiduites/pages/visu_assi.j2 b/app/templates/assiduites/pages/visu_assi.j2
index 71585f8d..d2679ad7 100644
--- a/app/templates/assiduites/pages/visu_assi.j2
+++ b/app/templates/assiduites/pages/visu_assi.j2
@@ -3,6 +3,7 @@
 {% block scripts %}
 {{ super() }}
 <script src="{{scu.STATIC_DIR}}/js/etud_info.js"></script>
+<script src="{{scu.STATIC_DIR}}/js/date_utils.js"></script>
 {% endblock %}
 
 {% block app_content %}
@@ -31,8 +32,8 @@
     const group_ids = "{{group_ids}}";
 
     function stats() {
-        const deb = document.querySelector('#stats_date_debut').value;
-        const fin = document.querySelector('#stats_date_fin').value;
+        const deb = Date.fromFRA(document.querySelector('#stats_date_debut').value);
+        const fin = Date.fromFRA(document.querySelector('#stats_date_fin').value);
         location.href = `VisualisationAssiduitesGroupe?group_ids=${group_ids}&date_debut=${deb}&date_fin=${fin}`;
     }
 
diff --git a/app/views/assiduites.py b/app/views/assiduites.py
index ce7bfdf4..9d637248 100644
--- a/app/views/assiduites.py
+++ b/app/views/assiduites.py
@@ -1019,7 +1019,7 @@ def visu_assi_group():
             short=False,
         ),
         date_debut=_dateiso_to_datefr(dates["debut"]),
-        date_fin=_dateiso_to_datefr(dates["debut"]),
+        date_fin=_dateiso_to_datefr(dates["fin"]),
         gr_tit=gr_tit,
         group_ids=request.args.get("group_ids", None),
         sco=ScoData(formsemestre=groups_infos.get_formsemestre()),