diff --git a/requirements.txt b/requirements.txt
index d2dbc3f..daaf39d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ Markdown==2.6.6
 MarkupSafe==0.18
 PAM==0.4.2
 PyYAML==3.10
-Pygments==1.6
+Pygments==2.7.4
 Sphinx==1.2.2
 Twisted-Core==13.2.0
 Twisted-Names==13.2.0