diff --git a/requirements.txt b/requirements.txt
index 8083502..2a861d7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ pickleshare==0.7.5
 prometheus-client==0.6.0
 prompt-toolkit==2.0.9
 ptyprocess==0.6.0
-Pygments==2.3.1
+Pygments==2.7.4
 pyrsistent==0.14.11
 python-dateutil==2.8.0
 pytz==2018.9