diff --git a/tests/entrypoints/openai/test_audio.py b/tests/entrypoints/openai/test_audio.py
index 145cb2b412748..1116c0da1a6f0 100644
--- a/tests/entrypoints/openai/test_audio.py
+++ b/tests/entrypoints/openai/test_audio.py
@@ -152,6 +152,7 @@ async def test_single_chat_session_audio_base64encoded(
         model=model_name,
         messages=messages,
         max_completion_tokens=10,
+        temperature=0.0,
     )
     message = chat_completion.choices[0].message
     assert message.content is not None and len(message.content) >= 0
diff --git a/tests/entrypoints/openai/test_video.py b/tests/entrypoints/openai/test_video.py
index fd17acb9d04f4..e73449e406739 100644
--- a/tests/entrypoints/openai/test_video.py
+++ b/tests/entrypoints/openai/test_video.py
@@ -196,6 +196,7 @@ async def test_single_chat_session_video_base64encoded(
         model=model_name,
         messages=messages,
         max_completion_tokens=10,
+        temperature=0.0,
     )
     message = chat_completion.choices[0].message
     assert message.content is not None and len(message.content) >= 0