diff --git a/requirements.txt b/requirements.txt
index 571b4d7..71890b4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -89,7 +89,7 @@ ptyprocess==0.5.2
 py==1.5.3
 #pycparser==2.18
 pydot==1.2.4
-Pygments==2.2.0
+Pygments==2.7.4
 pyOpenSSL==17.5.0
 pyparsing==2.2.0
 PySocks==1.6.8