diff --git a/requirements.txt b/requirements.txt
index 6579523..d7ff1a4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ ptyprocess==0.5.1
 py==1.4.33
 pycodestyle==2.3.1
 pyflakes==1.5.0
-Pygments==2.2.0
+Pygments==2.7.4
 pyparsing==2.2.0
 pytest==3.0.7
 pytest-cov==2.5.1