diff --git a/hello/requirements.txt b/hello/requirements.txt
index 74c193a..808fb12 100644
--- a/hello/requirements.txt
+++ b/hello/requirements.txt
@@ -13,7 +13,7 @@ itsdangerous==0.24
 Jinja2==2.9.6
 keyring==10.1
 keyrings.alt==1.3
-Mako==1.0.7
+Mako==1.2.2
 MarkupSafe==1.0
 nose==1.3.7
 pyasn1==0.1.9