diff --git a/requirements.txt b/requirements.txt
index 7cc9e26..43b638c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -39,7 +39,7 @@ psycopg2==2.8.4
 py==1.6.0
 pycodestyle==2.5.0
 pyflakes==2.1.1
-Pygments==2.2.0
+Pygments==2.7.4
 pyparsing==2.2.0
 pytest==3.7.4
 pytest-cov==2.8.1