diff --git a/requirements.txt b/requirements.txt
index 5306d3f..458589f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Flask==0.12.2
 flask-ngrok==0.0.25
 idna==2.9
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 pymongo==3.10.1
 pymorphy2==0.8