diff --git a/requirements.txt b/requirements.txt
index 86c6f34..ee8b2b1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,7 +46,7 @@ ptyprocess==0.6.0
 pycosat==0.6.3
 pycparser==2.20
 pyepsg==0.4.0
-Pygments==2.6.1
+Pygments==2.7.4
 pyOpenSSL==19.1.0
 pyparsing==2.4.7
 pyproj==2.6.1.post1