diff --git a/requirements.txt b/requirements.txt
index 34fb678..1b45ce9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ Markdown==3.1
 MarkupSafe==1.1.1
 pelican==4.0.1
 ply==3.11
-Pygments==2.3.1
+Pygments==2.7.4
 python-dateutil==2.8.0
 pytz==2019.1
 six==1.12.0