diff --git a/requirements.txt b/requirements.txt
index 014a0b40..3f992de5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ Jinja2==2.10.1
 MarkupSafe==1.1.0
 packaging==19.0
 Pillow==5.4.1
-Pygments==2.3.1
+Pygments==2.7.4
 pyparsing==2.3.1
 pytz==2018.9
 requests==2.21.0