diff --git a/requirements.txt b/requirements.txt
index 3ed24bd..d6221bc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -75,7 +75,7 @@ protobuf==3.7.0
 ptyprocess==0.6.0
 pudb==2019.1
 pycparser==2.19
-Pygments==2.3.1
+Pygments==2.7.4
 pyOpenSSL==18.0.0
 pyparsing==2.3.1
 pyrsistent==0.14.11