diff --git a/requirements.txt b/requirements.txt
index 8681eb9..e2f6826 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -52,7 +52,7 @@ plotly==3.8.1
 prompt-toolkit==2.0.9
 protobuf==3.7.1
 ptyprocess==0.6.0
-Pygments==2.3.1
+Pygments==2.7.4
 pyparsing==2.4.0
 pyrsistent==0.15.1
 python-dateutil==2.8.0