diff --git a/setup.py b/setup.py
index 830b15b10..f52886ee9 100644
--- a/setup.py
+++ b/setup.py
@@ -22,7 +22,7 @@
         'pytest',
         'wait_for',
         'webdriver-kaifuku',
-        'selenium==4.19.0',
+        'selenium==4.21.0',
         'widgetastic.core',
         'widgetastic.patternfly',
         'widgetastic.patternfly4',