diff --git a/requirements.txt b/requirements.txt
index f6744fa..5efe567 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ itypes==1.1.0
 Jinja2==2.10
 MarkupSafe==1.0
 Pillow==5.1.0
-Pygments==2.2.0
+Pygments==2.7.4
 pytz==2018.4
 requests==2.18.4
 sampledata==0.3.7