diff --git a/requirements.txt b/requirements.txt
index 76a570e..f21ac3c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 Jinja2==2.7.2
 MarkupSafe==0.23
 PyYAML==3.11
-Pygments==1.6
+Pygments==2.7.4
 Sphinx==1.2.2
 argparse==1.2.1
 coverage==3.7.1