diff --git a/requirements.txt b/requirements.txt
index ce2380a4..9102bf12 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ ipython==6.1.0
 ipython-genutils==0.2.0
 itsdangerous==0.24
 jedi==0.10.2
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 # matplotlib==2.0.2
 # mkl-fft==1.0.6