diff --git a/requirements.txt b/requirements.txt
index fb8753f8..7b643ae1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,7 +36,7 @@ olefile==0.44
 pbr==4.0.4
 Pillow==4.1.1
 psycopg2==2.7.5
-Pygments==2.2.0
+Pygments==2.7.4
 PyJWT==1.5.0
 pymongo==3.4.0
 python-cas==1.2.0