diff --git a/airbyte-integrations/connectors/source-aircall/streams/calls.patch.json b/airbyte-integrations/connectors/source-aircall/streams/calls.patch.json
index 3a883109ecda..8e2503ed896d 100644
--- a/airbyte-integrations/connectors/source-aircall/streams/calls.patch.json
+++ b/airbyte-integrations/connectors/source-aircall/streams/calls.patch.json
@@ -91,7 +91,7 @@
           "null"
         ],
         "items": {
-          "type": "object",
+          "type": ["object", "null"],
           "properties": {
             "created_at": {
               "type": "string",