diff --git a/src/redturtle/prenotazioni/browser/bookings_export.py b/src/redturtle/prenotazioni/browser/bookings_export.py
index ed04d24e..c9b794d5 100644
--- a/src/redturtle/prenotazioni/browser/bookings_export.py
+++ b/src/redturtle/prenotazioni/browser/bookings_export.py
@@ -238,7 +238,7 @@ def __call__(self):
                 self.booking_creation_to = datetime.datetime.fromisoformat(
                     booking_creation_to
                 )
-            except:
+            except ValueError:
                 raise BadRequest(
                     api.portal_translate(
                         _("Badly composed `booking_creation_to` value")