diff --git a/requirements-dev-gaesdk.txt b/requirements-dev-gaesdk.txt
index f2bfad1..2aecbd8 100644
--- a/requirements-dev-gaesdk.txt
+++ b/requirements-dev-gaesdk.txt
@@ -1,6 +1,6 @@
 # These requirements versions match what's provided by the app engine sdk.
 WebOb==1.2.3
-Jinja2==2.6.0
+Jinja2==2.11.3
 # The remaining requirements are defined by webapp2. These are the versions
 # that were used with release 2.5.2, except for babel.
 six==1.10.0
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 648d555..11e47d2 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,6 +1,6 @@
 # These dependencies match App Engine SDK versions.
 WebOb==1.6.1
-Jinja2==2.8
+Jinja2==2.11.3
 Mako==1.0.4
 Babel==2.3.4
 pytz==2016.6.1