diff --git a/exploring-data/requirements.txt b/exploring-data/requirements.txt
index 8ac0b1e..3da0c26 100644
--- a/exploring-data/requirements.txt
+++ b/exploring-data/requirements.txt
@@ -17,7 +17,7 @@ pexpect==4.7.0
 pickleshare==0.7.5
 prompt-toolkit==2.0.9
 ptyprocess==0.6.0
-Pygments==2.4.0
+Pygments==2.7.4
 pyparsing==2.4.0
 python-dateutil==2.8.0
 pytz==2019.1