diff --git a/PnP Resection - Lavenberg Marquart Optim/requirements.txt b/PnP Resection - Lavenberg Marquart Optim/requirements.txt
index e15e35f..faf7815 100644
--- a/PnP Resection - Lavenberg Marquart Optim/requirements.txt	
+++ b/PnP Resection - Lavenberg Marquart Optim/requirements.txt	
@@ -11,7 +11,7 @@ ipython==7.8.0
 ipython-genutils==0.2.0
 ipywidgets==7.5.1
 jedi==0.15.1
-Jinja2==2.10.3
+Jinja2==2.11.3
 jsonschema==3.0.2
 jupyter-client==5.3.3
 jupyter-core==4.5.0