diff --git a/requirements.txt b/requirements.txt
index d5e5762..13d7af3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ Flask==1.0.3
 pymongo==3.8.0
 numpy==1.17.0
 Werkzeug==0.15.3
-Jinja2==2.10
+Jinja2==2.11.3
 lxml==4.3.4
 pycryptodome==3.9.4
 Cython==0.29.14