diff --git a/results-tabulation-api/requirements.txt b/results-tabulation-api/requirements.txt
index 68bfcc02..bc99f578 100644
--- a/results-tabulation-api/requirements.txt
+++ b/results-tabulation-api/requirements.txt
@@ -25,7 +25,7 @@ inflection==0.3.1
 itsdangerous==1.1.0
 Jinja2==2.10.3
 jsonschema==2.6.0
-Mako==1.1.0
+Mako==1.2.2
 MarkupSafe==1.1.1
 marshmallow==2.19.2
 marshmallow-enum==1.4.1