diff --git a/duniterpy/api/bma/tx.py b/duniterpy/api/bma/tx.py
index 82ece24a22d12f879fbb3de0b1000a655f10792a..b23945a9796e246239975ffcc76c1155a7156462 100644
--- a/duniterpy/api/bma/tx.py
+++ b/duniterpy/api/bma/tx.py
@@ -36,7 +36,7 @@ HISTORY_SCHEMA = {
                 "receiving": {"$ref": "#/definitions/transactioning_data"},
                 "pending": {"$ref": "#/definitions/transactioning_data"},
             },
-            "required": ["sent", "received", "sending", "receiving", "pending"],
+            "required": ["sent", "received", "sending", "pending"],
         },
     },
     "definitions": {