diff --git a/requirements.txt b/requirements.txt
index 5f93270..79d6358 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ mock==2.0.0
 numpy==1.13.1
 opencv-python==3.4.2.17
 pbr==3.1.1
-Pygments==2.2.0
+Pygments==2.7.4
 pytz==2017.2
 requests==2.20.0
 six==1.10.0