diff --git a/bindings/python/CHANGELOG.md b/bindings/python/CHANGELOG.md
index 058466349d..85aa1d78a0 100644
--- a/bindings/python/CHANGELOG.md
+++ b/bindings/python/CHANGELOG.md
@@ -30,7 +30,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 
-- Made `TaggedDataPayload::data` optional;
+- Made `TaggedDataPayload::{tag, data}` optional;
 
 ## 1.1.2 - 2023-12-01
 
diff --git a/bindings/python/iota_sdk/types/payload.py b/bindings/python/iota_sdk/types/payload.py
index 614ab35347..cdcf08f309 100644
--- a/bindings/python/iota_sdk/types/payload.py
+++ b/bindings/python/iota_sdk/types/payload.py
@@ -4,7 +4,7 @@
 from __future__ import annotations
 from dataclasses import dataclass, field
 from enum import IntEnum
-from typing import Any, Optional, List, Union
+from typing import Any, Dict, Optional, List, Union
 from dacite import from_dict
 from iota_sdk.types.common import HexStr
 from iota_sdk.types.output import BasicOutput, AliasOutput, FoundryOutput, NftOutput
@@ -143,7 +143,7 @@ class TaggedDataPayload(Payload):
         tag: The tag part of the tagged data payload.
         data: The data part of the tagged data payload.
     """
-    tag: HexStr
+    tag: Optional[HexStr] = None
     data: Optional[HexStr] = None
     type: int = field(
         default_factory=lambda: int(
diff --git a/bindings/python/tests/test_block.py b/bindings/python/tests/test_block.py
index 769244966c..142ea8a22f 100644
--- a/bindings/python/tests/test_block.py
+++ b/bindings/python/tests/test_block.py
@@ -47,7 +47,7 @@ def test_block():
 
     # with tx payload and tagged data payload where the data is optional
     block_dict = {"protocolVersion": 2, "parents": ["0x0882f56f6aa18a473c1104aaa6df5260ccf0b4b7a013763c44f231ebdd23a3c7", "0x1b26789153a9f1d5e139498f18e4cb2b7e31b67f6ddbec1053f49ce5034cdac4", "0x25ac8b75c5b14f13875dafb4de92b5256dd9c7fd73576eacc99740bd90413f62", "0xd36066423f2b225c9b9566794ea2ed25331afee340ea045271a1dd1d28f87b92"], "payload": {"type": 6, "essence": {"type": 1, "networkId": "7784367046153662236", "inputs": [{"type": 0, "transactionId": "0x9649d1ce9177435ee8fd3234267d7f1c82a858d3d36994379c495be864fdb223", "transactionOutputIndex": 0}], "inputsCommitment": "0xbeb2d535e60610e4284dd8de2046b695ed820519b8d7bea1b4e87859e01a4613", "outputs": [{"type": 3, "amount": "1000000000", "unlockConditions": [
-        {"type": 0, "address": {"type": 0, "pubKeyHash": "0x7258772f96283ebcc91997805a0b4acc98c83d3d0bb1bc919e31974bb6cea9a2"}}]}, {"type": 3, "amount": "288098760415811743", "unlockConditions": [{"type": 0, "address": {"type": 0, "pubKeyHash": "0x77c2f4cdd686cc9e7667ff66977fc9e7687866a3a97745917cf786ba13a4124c"}}]}], "payload": {"type": 5, "tag": "0x484f524e455420464155434554"}}, "unlocks": [{"type": 0, "signature": {"type": 0, "publicKey": "0xbae586465c574fcc9339ee0baae32bbabede7fab87b94f150c6bd38afd76abbe", "signature": "0x1c208a3afe0a5cb1045c0a4d2a5ae003ea56c9bed06128c60bde7e07266314ecd8bbfba22ecbba04e4f2e436d50d699b402537aef65a586149e6ae4d8be1fe0a"}}]}, "nonce": "1673315"}
+        {"type": 0, "address": {"type": 0, "pubKeyHash": "0x7258772f96283ebcc91997805a0b4acc98c83d3d0bb1bc919e31974bb6cea9a2"}}]}, {"type": 3, "amount": "288098760415811743", "unlockConditions": [{"type": 0, "address": {"type": 0, "pubKeyHash": "0x77c2f4cdd686cc9e7667ff66977fc9e7687866a3a97745917cf786ba13a4124c"}}]}], "payload": {"type": 5}}, "unlocks": [{"type": 0, "signature": {"type": 0, "publicKey": "0xbae586465c574fcc9339ee0baae32bbabede7fab87b94f150c6bd38afd76abbe", "signature": "0x1c208a3afe0a5cb1045c0a4d2a5ae003ea56c9bed06128c60bde7e07266314ecd8bbfba22ecbba04e4f2e436d50d699b402537aef65a586149e6ae4d8be1fe0a"}}]}, "nonce": "1673315"}
     block = Block.from_dict(block_dict)
     assert block.as_dict() == block_dict
     assert isinstance(block.payload, Payload)