diff --git a/docsrc/requirements.txt b/docsrc/requirements.txt
index dab372a..1633975 100644
--- a/docsrc/requirements.txt
+++ b/docsrc/requirements.txt
@@ -6,7 +6,7 @@ chardet==3.0.4
 docutils==0.15.2
 idna==2.8
 imagesize==1.1.0
-Jinja2==2.10.3
+Jinja2==2.11.3
 m2r==0.2.1
 MarkupSafe==1.1.1
 mistune==0.8.4