diff --git a/backend/Yiqi/Yiqi/requirements.txt b/backend/Yiqi/Yiqi/requirements.txt
index 2971ec8..8c4f6c8 100644
--- a/backend/Yiqi/Yiqi/requirements.txt
+++ b/backend/Yiqi/Yiqi/requirements.txt
@@ -62,7 +62,7 @@ itsdangerous==0.24
 itypes==1.1.0
 jdcal==1.3
 jedi==0.11.1
-Jinja2==2.10
+Jinja2==2.11.3
 lockfile==0.12.2
 luigi==2.7.1
 lxml==4.1.1