diff --git a/imio_teleservices_templatetags/templatetags/imio_teleservices.py b/imio_teleservices_templatetags/templatetags/imio_teleservices.py
index 2e0bc48..8037c6f 100644
--- a/imio_teleservices_templatetags/templatetags/imio_teleservices.py
+++ b/imio_teleservices_templatetags/templatetags/imio_teleservices.py
@@ -35,6 +35,14 @@ def retour_chariot(value):
     return f"{value}\n"
 
 
+@register.filter
+def capitalize(value: str):
+    """
+    même chose que string.capitalize()
+    """
+    return value.capitalize()
+
+
 @register.filter
 def is_valid_belgian_nrn(value):
     return misc.validate_belgian_nrn(unlazy(value))