diff --git a/tests/metagpt/actions/test_invoice_ocr.py b/tests/metagpt/actions/test_invoice_ocr.py
index 12b1b4b30..b3b93cf9f 100644
--- a/tests/metagpt/actions/test_invoice_ocr.py
+++ b/tests/metagpt/actions/test_invoice_ocr.py
@@ -34,7 +34,10 @@ async def test_invoice_ocr(invoice_path: str):
 @pytest.mark.parametrize(
     ("invoice_path", "expected_result"),
     [
-        ("../../data/invoices/invoice-1.pdf", [{"收款人": "小明", "城市": "深圳市", "总费用/元": "412.00", "开票日期": "2023年02月03日"}]),
+        (
+            "../../data/invoices/invoice-1.pdf",
+            [{"收款人": "小明", "城市": "深圳市", "总费用/元": "412.00", "开票日期": "2023年02月03日"}]
+        ),
     ],
 )
 async def test_generate_table(invoice_path: str, expected_result: list[dict]):
diff --git a/tests/metagpt/roles/test_invoice_ocr_assistant.py b/tests/metagpt/roles/test_invoice_ocr_assistant.py
index 38436fa60..48abb9eb8 100644
--- a/tests/metagpt/roles/test_invoice_ocr_assistant.py
+++ b/tests/metagpt/roles/test_invoice_ocr_assistant.py
@@ -7,7 +7,6 @@
 @File    : test_invoice_ocr_assistant.py
 """
 
-import json
 from pathlib import Path
 
 import pandas as pd
@@ -25,29 +24,36 @@ from metagpt.schema import Message
             "Invoicing date",
             Path("../../data/invoices/invoice-1.pdf"),
             Path("../../../data/invoice_table/invoice-1.xlsx"),
-            [{"收款人": "小明", "城市": "深圳市", "总费用/元": 412.00, "开票日期": "2023年02月03日"}],
+            {"收款人": "小明", "城市": "深圳", "总费用/元": 412.00, "开票日期": "2023年02月03日"},
         ),
         (
             "Invoicing date",
             Path("../../data/invoices/invoice-2.png"),
             Path("../../../data/invoice_table/invoice-2.xlsx"),
-            [{"收款人": "铁头", "城市": "广州市", "总费用/元": 898.00, "开票日期": "2023年03月17日"}],
+            {"收款人": "铁头", "城市": "广州", "总费用/元": 898.00, "开票日期": "2023年03月17日"},
         ),
         (
             "Invoicing date",
             Path("../../data/invoices/invoice-3.jpg"),
             Path("../../../data/invoice_table/invoice-3.xlsx"),
-            [{"收款人": "夏天", "城市": "福州市", "总费用/元": 2462.00, "开票日期": "2023年08月26日"}],
+            {"收款人": "夏天", "城市": "福州", "总费用/元": 2462.00, "开票日期": "2023年08月26日"},
         )
     ],
 )
 async def test_invoice_ocr_assistant(
-    query: str, invoice_path: Path, invoice_table_path: Path, expected_result: list[dict]
+    query: str, invoice_path: Path, invoice_table_path: Path, expected_result: dict
 ):
     invoice_path = Path.cwd() / invoice_path
     role = InvoiceOCRAssistant()
     await role.run(Message(content=query, instruct_content=InvoicePath(file_path=invoice_path)))
     invoice_table_path = Path.cwd() / invoice_table_path
     df = pd.read_excel(invoice_table_path)
-    dict_result = df.to_dict(orient="records")
-    assert json.dumps(dict_result) == json.dumps(expected_result)
+    resp = df.to_dict(orient="records")
+    assert isinstance(resp, list)
+    assert len(resp) == 1
+    resp = resp[0]
+    assert expected_result["收款人"] == resp["收款人"]
+    assert expected_result["城市"] in resp["城市"]
+    assert int(expected_result["总费用/元"]) == int(resp["总费用/元"])
+    assert expected_result["开票日期"] == resp["开票日期"]
+