diff --git a/requirements.txt b/requirements.txt
index 9448b8e..55648a3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ MarkupSafe==1.1.0
 openapi-codec==1.3.2
 pkg-resources==0.0.0
 psycopg2==2.7.3.2
-Pygments==2.2.0
+Pygments==2.7.4
 pytz==2018.9
 PyYAML==3.13
 requests==2.21.0