diff --git a/requirements.txt b/requirements.txt
index 88592ab..d61c5a5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -53,7 +53,7 @@ pycodestyle==2.4.0
 pycups==1.9.73
 pycurl==7.43.0.2
 pyflakes==2.0.0
-Pygments==2.2.0
+Pygments==2.7.4
 pygobject==3.28.3
 pyparsing==2.2.0
 PyQt5-sip==4.19.12