diff --git a/app/ai/skill_gap_analyzer/analyzer.py b/app/ai/skill_gap_analyzer/analyzer.py
index 59bea62..70ee55b 100644
--- a/app/ai/skill_gap_analyzer/analyzer.py
+++ b/app/ai/skill_gap_analyzer/analyzer.py
@@ -95,7 +95,7 @@ async def optimize_module(job_title: str, job_description: str, module_data: str
 
 _plan_chain = (
     ChatPromptTemplate.from_messages([("system", AGENT_PLAN_PROMPT), ("human", "请分析用户指令。")])
-    | LLM.GPT_4O_MINI.create(temperature=0)
+    | LLM.GPT_4O.create(temperature=0)
     | StrOutputParser()
 )