diff --git a/tests/test_engine.py b/tests/test_engine.py
index df1dee4..8c9b8b1 100644
--- a/tests/test_engine.py
+++ b/tests/test_engine.py
@@ -408,7 +408,8 @@ def test_get_body(self):
                 }
             ],
             'stream': True,
-            'temperature': 1.0}))
+            'temperature': 1.0
+        }))
 
     def test_get_body_without_stream(self):
         model = 'gpt-4o'
@@ -432,7 +433,7 @@ def test_get_body_without_stream(self):
                         'content': 'test content'
                     }
                 ],
-                'temperature': 1.0,
+                'temperature': 1.0
             }))
 
     @patch(module_name + '.openai.EbookTranslator')
@@ -584,7 +585,8 @@ def mock_get_body(text):
                 'messages': [
                     {'role': 'system', 'content': 'some prompt...'},
                     {'role': 'user', 'content': text}],
-                'temperature': 1.0})
+                'temperature': 1.0
+            })
         self.mock_translator.get_body.side_effect = mock_get_body
 
         file_id = self.batch_translator.upload(
@@ -853,12 +855,12 @@ def test_translate(self, mock_request, mock_et):
             'URLs/addresses should be preserved as is in the translation\'s output. ')
         data = json.dumps({
             'stream': False,
-            'messages': [{'role': 'user', 'content': 'Hello World!'}],
-            'temperature': 1.0,
-            'model': model,
             'max_tokens': 4096,
+            'model': model,
             'top_k': 1,
-            'system': prompt
+            'system': prompt,
+            'messages': [{'role': 'user', 'content': 'Hello World!'}],
+            'temperature': 1.0
             })
         mock_et.__version__ = '1.0.0'
         headers = {
@@ -918,7 +920,7 @@ def test_translate_stream(self, mock_request, mock_et):
             'top_k': 1,
             'system': prompt,
             'messages': [{'role': 'user', 'content': 'Hello World!'}],
-            'temperature': 1.0,
+            'temperature': 1.0
             })
         mock_et.__version__ = '1.0.0'
         headers = {