diff --git a/requirements.txt b/requirements.txt
index 52294b9..930232a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ ipfsapi==0.4.2.post1
 itsdangerous==0.24
 Jinja2==2.9.6
 Mako==1.0.7
-MarkupSafe==1.0
+MarkupSafe==1.1.1
 python-dateutil==2.6.1
 python-editor==1.0.3
 requests==2.18.4