diff --git a/requirements.txt b/requirements.txt
index 5db5c9a..5202271 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,7 +27,7 @@ pickleshare==0.7.5
 Pillow==5.3.0
 prompt-toolkit==2.0.7
 ptyprocess==0.6.0
-Pygments==2.3.0
+Pygments==2.7.4
 pyparsing==2.3.0
 pyreadline==2.1
 python-dateutil==2.7.5