diff --git a/requirements.txt b/requirements.txt
index 04de668..2069cfa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ pandas==1.0.3
 pkginfo==1.5.0.1
 pvfactors==1.4.1
 pvlib==0.8.0
-Pygments==2.6.1
+Pygments==2.7.4
 pyparsing==2.4.7
 python-dateutil==2.8.1
 pytz==2020.1