diff --git a/src/design/plone/ioprenoto/restapi/services/bookable_list/get.py b/src/design/plone/ioprenoto/restapi/services/bookable_list/get.py
index b63fc67..2ef54da 100644
--- a/src/design/plone/ioprenoto/restapi/services/bookable_list/get.py
+++ b/src/design/plone/ioprenoto/restapi/services/bookable_list/get.py
@@ -166,7 +166,7 @@ def get_uo_contact_info(self, uo):
 
         for contact in getattr(uo, "contact_info", None) or []:
             if contact.isBroken():
-                logger.error(
+                logger.warning(
                     "Broken relation found in <{UID}>.contact_info".format(UID=uo.UID())
                 )
                 continue