diff --git a/requirements.txt b/requirements.txt
index 50eb90c..5d0cf16 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ imagesize==0.7.1
 Jinja2==2.9.6
 MarkupSafe==1.0
 pkg-resources==0.0.0
-Pygments==2.2.0
+Pygments==2.7.4
 pytz==2017.2
 requests==2.17.3
 six==1.10.0