diff --git a/requirements.txt b/requirements.txt
index e76581e..42e84c7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 Cython==0.19.1
 MarkupSafe==0.15 # Higher than this fails on 3.2
-Mako==0.7.3
+Mako==1.2.2