diff --git a/requirements.txt b/requirements.txt
index da018e5..5741b42 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,6 @@ akshare>=1.18.0
 Flask>=3.0.0
 gunicorn>=23.0.0
 openai>=1.109.0
-openpyxl>=3.1.0
+openpyxl>=3.1.5
 pandas>=2.2.0
 pydantic>=2.10.0