diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index f544de4..b8f9abc 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -54,7 +54,7 @@ jupyter-core==4.4.0
 language-selector==0.1
 louis==2.6.4
 lxml==3.5.0
-Mako==1.0.3
+Mako==1.2.2
 MarkupSafe==1.1.0
 matplotlib==1.5.1
 message-filters==1.12.14