diff --git a/104-use-case-RobotFramework/robot/requirements.txt b/104-use-case-RobotFramework/robot/requirements.txt
index 3934fc8..e317646 100644
--- a/104-use-case-RobotFramework/robot/requirements.txt
+++ b/104-use-case-RobotFramework/robot/requirements.txt
@@ -1,5 +1,5 @@
 robotframework==3.1.1
-selenium==3.13.0
+selenium==4.21.0
 robotframework-selenium2library==3.0.0
 robotframework-angularjs
 robotframework-pabot
\ No newline at end of file