diff --git a/requirements.txt b/requirements.txt
index 0a470be..68d8d5c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ olefile==0.44
 packaging==16.8
 pilkit==2.0
 Pillow==4.1.0
-Pygments==2.2.0
+Pygments==2.7.4
 PyMySQL==0.7.11
 pyparsing==2.2.0
 python3-openid==3.1.0