diff --git a/ClassExamples/ON47/StudentPassFail_Flask/test/requirements.txt b/ClassExamples/ON47/StudentPassFail_Flask/test/requirements.txt
index eb6294a..ad6edd1 100644
--- a/ClassExamples/ON47/StudentPassFail_Flask/test/requirements.txt
+++ b/ClassExamples/ON47/StudentPassFail_Flask/test/requirements.txt
@@ -2,7 +2,7 @@ click==7.1.2
 Flask==1.1.2
 h5py==2.10.0
 itsdangerous==1.1.0
-Jinja2==2.11.2
+Jinja2==2.11.3
 Keras==2.4.3
 Keras-Preprocessing==1.0.5
 MarkupSafe==1.1.1