diff --git a/requirements.txt b/requirements.txt
index 34515ef..ddf1f3c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ Jinja2==2.9.1
 liblarch==2.1.0
 lockfile==0.8
 lxml==3.3.3
-Mako==0.9.1
+Mako==1.2.2
 MarkupSafe==0.23
 matplotlib==1.3.1
 msgpack-python==0.4.7