diff --git a/requirements.txt b/requirements.txt
index 3a23fb9..d3f7802 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ pexpect==4.6.0
 pickleshare==0.7.5
 prompt-toolkit==2.0.7
 ptyprocess==0.6.0
-Pygments==2.2.0
+Pygments==2.7.4
 PyJWT==1.6.4
 PySocks==1.6.8
 python3-openid==3.1.0