diff --git a/src/chat/utils/utils_image.py b/src/chat/utils/utils_image.py
index 0a4e5f36..27384d28 100644
--- a/src/chat/utils/utils_image.py
+++ b/src/chat/utils/utils_image.py
@@ -153,7 +153,7 @@ class ImageManager:
                     "这是一个表情包，请详细描述一下表情包所表达的情感和内容，描述细节，从互联网梗,meme的角度去分析"
                 )
                 detailed_description, _ = await self.vlm.generate_response_for_image(
-                    vlm_prompt, image_base64, image_format, temperature=0.4, max_tokens=300
+                    vlm_prompt, image_base64, image_format, temperature=0.4
                 )
 
             if detailed_description is None:
@@ -175,7 +175,7 @@ class ImageManager:
             # 使用较低温度确保输出稳定
             emotion_llm = LLMRequest(model_set=model_config.model_task_config.utils, request_type="emoji")
             emotion_result, _ = await emotion_llm.generate_response_async(
-                emotion_prompt, temperature=0.3, max_tokens=50
+                emotion_prompt, temperature=0.3
             )
 
             if not emotion_result: