diff --git a/backend/requirements.txt b/backend/requirements.txt
index 0ad81af..1bb244f 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -21,7 +21,7 @@ pickleshare==0.7.4
 portend==2.2
 prompt-toolkit==1.0.15
 ptyprocess==0.5.2
-Pygments==2.2.0
+Pygments==2.7.4
 pyparsing==2.2.0
 python-dateutil==2.7.2
 pytz==2018.3