diff --git a/weather/service/requirements.txt b/weather/service/requirements.txt
index 83ebd3a..84d9ff3 100644
--- a/weather/service/requirements.txt
+++ b/weather/service/requirements.txt
@@ -7,7 +7,7 @@ cryptography==2.3.1
 Flask==1.0.2
 idna==2.7
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 peewee==3.7.1
 pycparser==2.19