diff --git a/requirements.txt b/requirements.txt
index 0b831a1..f99b0d6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ docutils==0.14
 gensim==3.4.0
 idna==2.7
 intel-openmp==2018.0.3
-jinja2==2.10
+jinja2==2.11.3
 jmespath==0.9.3
 #jpeg==9c  - removing this so binder works
 kiwisolver==1.0.1