diff --git a/workshop/apps/product_catalog/requirements.txt b/workshop/apps/product_catalog/requirements.txt
index 07c82939..b7f67fd8 100644
--- a/workshop/apps/product_catalog/requirements.txt
+++ b/workshop/apps/product_catalog/requirements.txt
@@ -1,9 +1,10 @@
 flask-restplus==0.12.1
-flask==1.0.3
+flask==1.1.4
+markupsafe==2.0.1
 werkzeug==1.0.1
 gunicorn==20.0.4
 requests==v2.24.0
 aws-xray-sdk==2.6.0
 flask-cors==3.0.10
 PyMySQL==1.0.2
-boto3==1.9.220
\ No newline at end of file
+boto3==1.9.220