diff --git a/Lecture5/requirements.txt b/Lecture5/requirements.txt
index 70bab6d..0ac1027 100644
--- a/Lecture5/requirements.txt
+++ b/Lecture5/requirements.txt
@@ -36,7 +36,7 @@ pickleshare==0.7.5
 prometheus-client==0.7.1
 prompt-toolkit==3.0.3
 ptyprocess==0.6.0
-Pygments==2.5.2
+Pygments==2.7.4
 pyparsing==2.4.6
 PyQt5==5.12.3
 PyQt5-sip==4.19.18