diff --git a/requirements.txt b/requirements.txt
index 80a0d2c..62ab916 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -49,7 +49,7 @@ protobuf==3.6.1
 py==1.8.0
 pycodestyle==2.5.0
 pyglet==1.3.2
-Pygments==2.4.2
+Pygments==2.7.4
 pyparsing==2.4.2
 pyreadline==2.1
 pytest==3.10.1