diff --git a/radicale/storage.py b/radicale/storage.py
index ea4f1ce..0f276d9 100644
--- a/radicale/storage.py
+++ b/radicale/storage.py
@@ -742,14 +742,7 @@ class Collection(BaseCollection):
                         break
             return collection.serialize()
         elif self.get_meta("tag") == "VADDRESSBOOK":
-            items_ok = []
-            for item in items:
-                try:
-                    item.serialize()
-                    items_ok.append(item)
-                except:
-                    self.logger.exception("VCARD broken (skip): %s", item)
-            return "".join([item.serialize() for item in items_ok])
+            return "".join([item.serialize() for item in items])
         return ""
 
     _lock = threading.Lock()