diff --git a/requirements.txt b/requirements.txt
index eee57d182..d5867e2a5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -39,7 +39,7 @@ ipython==4.2.0
 ipython-genutils==0.2.0
 Jinja2==2.11.2
 livereload==2.6.3
-Mako==1.1.3
+Mako==1.2.2
 MarkupSafe==1.1.1
 mock==3.0.5
 more-itertools==5.0.0