diff --git a/PnP Resection - Lavenberg Marquart Optim/requirements.txt b/PnP Resection - Lavenberg Marquart Optim/requirements.txt
index e15e35f..742b353 100644
--- a/PnP Resection - Lavenberg Marquart Optim/requirements.txt	
+++ b/PnP Resection - Lavenberg Marquart Optim/requirements.txt	
@@ -33,7 +33,7 @@ progress==1.5
 prometheus-client==0.7.1
 prompt-toolkit==2.0.10
 ptyprocess==0.6.0
-Pygments==2.4.2
+Pygments==2.7.4
 pyparsing==2.4.2
 pyrsistent==0.15.4
 python-dateutil==2.8.0