diff --git a/requirements.txt b/requirements.txt
index 7932788..98f4b14 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ pbr==1.10.0
 pep8==1.7.0
 pycodestyle==2.5.0
 pyflakes==2.1.1
-Pygments==2.1.3
+Pygments==2.7.4
 python-engineio==3.9.0
 python-socketio==4.3.0
 pytz==2016.4