diff --git a/requirements.txt b/requirements.txt
index 18491b3..3302c4c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ pandas==1.0.5
 prompt-toolkit==2.0.10
 py2neo==4.3.0
 pyahocorasick==1.4.0
-Pygments==2.3.1
+Pygments==2.7.4
 python-dateutil==2.8.1
 pytz==2020.1
 requests==2.24.0