diff --git a/requirements.txt b/requirements.txt
index 0e9ffb3..85285c9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,7 +36,7 @@ pickleshare==0.7.4
 prompt-toolkit==1.0.15
 psycopg2==2.7.4
 ptyprocess==0.5.2
-Pygments==2.2.0
+Pygments==2.7.4
 pytz==2017.3
 requests==2.18.4
 simplegeneric==0.8.1