diff --git a/testcaseUI/testcase-backend/requirements.txt b/testcaseUI/testcase-backend/requirements.txt
index cccc27a..c0357d3 100644
--- a/testcaseUI/testcase-backend/requirements.txt
+++ b/testcaseUI/testcase-backend/requirements.txt
@@ -1,4 +1,4 @@
-Flask_Cors==3.0.8
+Flask_Cors==3.0.9
 Werkzeug==0.16.0
 Click==7.0
 Flask_RESTful==0.3.7