diff --git a/requirements.txt b/requirements.txt
index 58a418f..42dc62d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ pickleshare==0.7.5
 prometheus-client==0.4.2
 prompt-toolkit==2.0.7
 ptyprocess==0.6.0
-Pygments==2.3.0
+Pygments==2.7.4
 pyparsing==2.3.0
 python-dateutil==2.7.5
 pyzmq==17.1.2