diff --git a/requirements.txt b/requirements.txt
index d298593..e695744 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -78,7 +78,7 @@ py==1.8.0
 pyasn1==0.4.7
 pyasn1-modules==0.2.7
 pydot==1.4.1
-Pygments==2.4.2
+Pygments==2.7.4
 pymongo==3.8.0
 pyparsing==2.4.2
 pyrsistent==0.15.4