diff --git a/requirements.txt b/requirements.txt
index c7824e8..8e438ab 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ pexpect==4.3.1
 pickleshare==0.7.4
 prompt-toolkit==1.0.15
 ptyprocess==0.5.2
-Pygments==2.2.0
+Pygments==2.7.4
 pylint==1.8.2
 pyparsing==2.4.7
 python-dateutil==2.8.1