diff --git a/requirements.txt b/requirements.txt
index e075581..0b24990 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 bokeh==0.12.15
 h5py==2.7.1
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 numpy==1.14.2
 pandas==0.22.0