diff --git a/requirements.txt b/requirements.txt
index c4ebd49..d133569 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ pexpect==4.7.0
 pickleshare==0.7.5
 prompt-toolkit==2.0.10
 ptyprocess==0.6.0
-Pygments==2.4.2
+Pygments==2.7.4
 requests==2.22.0
 six==1.13.0
 traitlets==4.3.3