diff --git a/requirements-dev.txt b/requirements-dev.txt
index 7034d46d6..e156110dc 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,7 +4,7 @@ cov-core==1.15.0
 black==25.9.0
 pylint==4.0.4
 splinter==0.21.0
-selenium==4.39.0
+selenium==4.40.0
 Pallets-Sphinx-Themes==2.3.0
 Sphinx==8.2.3 ; python_version >= '3.11'
 Sphinx==8.1.3 ; python_version < '3.11'