diff --git a/requirements.txt b/requirements.txt
index 0c776d7..bc41391 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ pexpect==4.2.1
 pickleshare==0.7.4
 prompt-toolkit==1.0.15
 ptyprocess==0.5.2
-Pygments==2.2.0
+Pygments==2.7.4
 pylint==1.7.3
 pytz==2017.2
 requests==2.18.4