diff --git a/requirements.txt b/requirements.txt
index 72072d2..6b14613 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ pexpect==4.2.1
 pickleshare==0.7.4
 prompt-toolkit==1.0.14
 ptyprocess==0.5.2
-Pygments==2.2.0
+Pygments==2.7.4
 PyYAML==3.12
 requests==2.18.1
 requests-unixsocket==0.1.5