diff --git a/requirements.txt b/requirements.txt
index 8c9e7fd..fd492b7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ ipython-genutils==0.1.0
 jmespath==0.9.0
 pickleshare==0.7.4
 prompt-toolkit==1.0.9
-Pygments==2.1.3
+Pygments==2.7.4
 pyinstaller==3.2
 PyQt5==5.7.1
 python-dateutil==2.6.0