diff --git a/requirements.txt b/requirements.txt
index 8f2968d..53ad514 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ github3.py==0.9.5
 inlineplz==0.23.1
 isort==4.2.5
 itsdangerous==0.24
-Jinja2==2.8               # via flask
+Jinja2==2.11.3               # via flask
 lazy-object-proxy==1.2.2
 logilab-common==1.2.2
 MarkupSafe==0.23          # via jinja2