diff --git a/src/financial_reports/service.py b/src/financial_reports/service.py
index bc5e11c..7c3fee6 100644
--- a/src/financial_reports/service.py
+++ b/src/financial_reports/service.py
@@ -51,8 +51,8 @@ async def financial_reports_query_service(
                     # 如果没有匹配的股票代码，返回空查询
                     query_set = query_set.none()
             elif keyword_type == "code":
-                # 精确查询股票代码字段
-                query_set = query_set.filter(stock_code=search_keyword)
+                # 模糊查询代码
+                query_set = query_set.filter(stock_code__icontains=search_keyword)
             elif keyword_type == "chinese":
                 # 模糊查询股票名称字段
                 query_set = query_set.filter(stock_name__icontains=search_keyword)