diff --git a/requirements.txt b/requirements.txt
index 07c911b..7acb71e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ numpydoc==0.9.1
 packaging==19.0
 pandas==0.24.2
 protobuf==3.7.1
-Pygments==2.4.2
+Pygments==2.7.4
 pykalman==0.9.5
 pyparsing==2.4.0
 python-dateutil==2.8.0