diff --git a/requirements.txt b/requirements.txt
index 242601c..c4d0977 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ ipykernel==4.8.2
 ipython==5.8.0
 ipython-genutils==0.2.0
 jieba==0.39
-Jinja2==2.10
+Jinja2==2.11.3
 jsonschema==2.6.0
 jupyter-client==5.2.3
 jupyter-core==4.4.0