diff --git a/imio_teleservices_templatetags/templatetags/imio_teleservices.py b/imio_teleservices_templatetags/templatetags/imio_teleservices.py
index e1e26b3..b7d6af8 100644
--- a/imio_teleservices_templatetags/templatetags/imio_teleservices.py
+++ b/imio_teleservices_templatetags/templatetags/imio_teleservices.py
@@ -272,6 +272,11 @@ def distinct_list(value):
     return list(set(value))
 
 
+@register.filter
+def comprehensive_list(liste: list, key: str):
+    return [x[key] for x in liste]
+
+
 #####################
 # LOCATION DE SALLE #
 #####################