diff --git a/docs/requirements.txt b/docs/requirements.txt
index 287c3c0..a18ebbe 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -10,7 +10,7 @@ Click==7.0
 docutils==0.14
 idna==2.7
 imagesize==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.1.0
 more-itertools==4.3.0
 numpy==1.15.4