diff --git a/setup.py b/setup.py
index 1445bb808..d3807f2ce 100644
--- a/setup.py
+++ b/setup.py
@@ -29,6 +29,7 @@
     "docker",
     "pymongo",
     "pymysql",
+    "bs4",
     "beautifulsoup4",
     "feedparser",
 ]
@@ -52,7 +53,6 @@
 
 # released requires
 minimal_requires = [
-    "bs4",
     "docstring_parser",
     "loguru==0.6.0",
     "tiktoken",
diff --git a/tests/dashscope_services_test.py b/tests/dashscope_services_test.py
index aeff36ceb..198325e7f 100644
--- a/tests/dashscope_services_test.py
+++ b/tests/dashscope_services_test.py
@@ -286,7 +286,7 @@ def test_dashscope_text_to_audio_success(
 
         # Verify the file operations
         mock_os_makedirs.assert_called_once_with(saved_dir, exist_ok=True)
-        mock_open_func.assert_called_once_with(f"{saved_dir}/{text}.wav", "wb")
+        mock_open_func.assert_called_once()
 
         # Expected result
         expected_result = ServiceResponse(
@@ -295,7 +295,13 @@ def test_dashscope_text_to_audio_success(
         )
 
         self.assertEqual(results.status, expected_result.status)
-        self.assertEqual(results.content, expected_result.content)
+        self.assertIn(
+            results.content,
+            [
+                {"audio_path": f"{saved_dir}/{text}.wav"},
+                {"audio_path": f"{saved_dir}\\{text}.wav"},  # For Windows
+            ],
+        )
 
 
 if __name__ == "__main__":