diff --git a/tools/wptrunner/requirements_edge.txt b/tools/wptrunner/requirements_edge.txt
index 12920a9956a837..bddd019dfd5853 100644
--- a/tools/wptrunner/requirements_edge.txt
+++ b/tools/wptrunner/requirements_edge.txt
@@ -1 +1 @@
-selenium==4.3.0
+selenium==4.28.0
diff --git a/tools/wptrunner/requirements_ie.txt b/tools/wptrunner/requirements_ie.txt
index 1726afa607908c..8038f8b7354417 100644
--- a/tools/wptrunner/requirements_ie.txt
+++ b/tools/wptrunner/requirements_ie.txt
@@ -1,2 +1,2 @@
 mozprocess==1.3.0
-selenium==4.3.0
+selenium==4.28.0
diff --git a/tools/wptrunner/requirements_opera.txt b/tools/wptrunner/requirements_opera.txt
index 1726afa607908c..8038f8b7354417 100644
--- a/tools/wptrunner/requirements_opera.txt
+++ b/tools/wptrunner/requirements_opera.txt
@@ -1,2 +1,2 @@
 mozprocess==1.3.0
-selenium==4.3.0
+selenium==4.28.0
diff --git a/tools/wptrunner/requirements_sauce.txt b/tools/wptrunner/requirements_sauce.txt
index 5089b0c1838d73..240702074d0012 100644
--- a/tools/wptrunner/requirements_sauce.txt
+++ b/tools/wptrunner/requirements_sauce.txt
@@ -1,2 +1,2 @@
-selenium==4.3.0
+selenium==4.28.0
 requests==2.27.1