diff --git a/requirements-dev.txt b/requirements-dev.txt
index b701677..63beb9e 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -5,7 +5,7 @@
 certifi==2018.4.16        # via requests
 chardet==3.0.4            # via requests
 idna==2.6                 # via requests
-jinja2==2.10
+jinja2==2.11.3
 markupsafe==1.0           # via Jinja2
 requests==2.18.4
 urllib3==1.22             # via requests