diff --git a/r.txt b/r.txt
index 679b685..dc1f7a0 100644
--- a/r.txt
+++ b/r.txt
@@ -43,7 +43,7 @@ ipython==2.3.1
 isodate==0.5.0
 isort==4.2.5
 itsdangerous==0.24
-Jinja2==2.7.1
+Jinja2==2.11.3
 lazy-object-proxy==1.2.2
 lxml==4.2.5
 Mako==0.8.1
diff --git a/requirements.txt b/requirements.txt
index aa297a7..e902b91 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ Flask-Script==0.5.3
 Flask-Testing==0.6.1
 Flask-WTF==0.9.1
 FreeSWITCH-ESL-Python==1.2
-Jinja2==2.7.1
+Jinja2==2.11.3
 Mako==0.8.1
 Markdown==2.5.2
 MarkupSafe==0.23