diff --git a/requirements.txt b/requirements.txt
index d56a228..d8898d6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ httplib2==0.9.2
 itsdangerous==0.24
 Jinja2==2.8
 linecache2==1.0.0
-MarkupSafe==0.23
+MarkupSafe==1.1.1
 mock==1.3.0
 nose==1.3.7
 pbr==1.8.1