diff --git a/requirements-py3.txt b/requirements-py3.txt
index c7419e4e..34532a94 100644
--- a/requirements-py3.txt
+++ b/requirements-py3.txt
@@ -26,7 +26,7 @@ idna==2.7
 incremental==17.5.0
 ipaddress==1.0.22
 iso8601==0.1.12
-Jinja2==2.10
+Jinja2==2.11.3
 klein==17.10.0
 kombu==4.2.1
 MarkupSafe==1.0
diff --git a/requirements.txt b/requirements.txt
index e37589b0..782b2bab 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ idna==2.6
 incremental==17.5.0
 ipaddress==1.0.18
 iso8601==0.1.12
-Jinja2==2.9.6
+Jinja2==2.11.3
 klein==17.2.0
 kombu==4.1.0
 MarkupSafe==1.0