diff --git a/MODULE.bazel b/MODULE.bazel
index 9648b85423c2b..504fd91a6a522 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -38,7 +38,7 @@ bazel_dep(name = "rules_oci", version = "2.3.0")
 bazel_dep(name = "rules_pkg", version = "1.2.0")
 bazel_dep(name = "rules_python", version = "1.9.0")
 bazel_dep(name = "rules_proto", version = "7.1.0")
-bazel_dep(name = "rules_ruby", version = "0.26.0")
+bazel_dep(name = "rules_ruby", version = "0.28.0")
 bazel_dep(name = "rules_rs", version = "0.0.96")
 
 single_version_override(
diff --git a/rb/Steepfile b/rb/Steepfile
index 117ae8deeed94..f0f3b77bd2ec2 100644
--- a/rb/Steepfile
+++ b/rb/Steepfile
@@ -16,8 +16,6 @@ target :lib do
     'lib/selenium/webdriver/bidi/struct.rb',
     # The generator + its up-to-date checker are build tooling, not typed runtime code
     'lib/selenium/webdriver/bidi/support/**/*.rb',
-    # Vendored Bazel::Runfiles (rules_ruby#374); build/test tooling, removed when that ships upstream
-    'lib/bazel/**/*.rb',
     # Ignore all spec files
     'spec/**/*.rb',
     # Ignore line 166 due to UDP RBS issue
diff --git a/rb/lib/bazel/BUILD.bazel b/rb/lib/bazel/BUILD.bazel
deleted file mode 100644
index 261dabc197869..0000000000000
--- a/rb/lib/bazel/BUILD.bazel
+++ /dev/null
@@ -1,8 +0,0 @@
-load("@rules_ruby//ruby:defs.bzl", "rb_library")
-
-package(default_visibility = ["//rb:__subpackages__"])
-
-rb_library(
-    name = "runfiles",
-    srcs = ["runfiles.rb"],
-)
diff --git a/rb/lib/bazel/runfiles.rb b/rb/lib/bazel/runfiles.rb
deleted file mode 100644
index 8c32f88c3ae42..0000000000000
--- a/rb/lib/bazel/runfiles.rb
+++ /dev/null
@@ -1,129 +0,0 @@
-# frozen_string_literal: true
-
-# Licensed to the Software Freedom Conservancy (SFC) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The SFC licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
-# Mirrors the Bazel::Runfiles helper in rules_ruby#374; drop this file and depend on
-# @rules_ruby//ruby/runfiles once a rules_ruby release ships it.
-
-require 'pathname'
-
-module Bazel
-  # Resolves runtime paths to data dependencies using either a
-  # manifest file or a runfiles directory.
-  class Runfiles
-    def self.create(env = ENV)
-      manifest_file = env['RUNFILES_MANIFEST_FILE']
-      runfiles_dir = env['RUNFILES_DIR']
-
-      return new(ManifestBased.new(manifest_file)) if manifest_file && !manifest_file.empty?
-      return new(DirectoryBased.new(runfiles_dir)) if runfiles_dir && !runfiles_dir.empty?
-
-      create_from_program_name($PROGRAM_NAME)
-    end
-
-    def self.create_from_program_name(program_name)
-      if File.exist?("#{program_name}.runfiles_manifest")
-        new(ManifestBased.new("#{program_name}.runfiles_manifest"))
-      elsif File.exist?("#{program_name}.runfiles")
-        new(DirectoryBased.new("#{program_name}.runfiles"))
-      else
-        new(DirectoryBased.new(''))
-      end
-    end
-
-    def initialize(strategy)
-      @strategy = strategy
-    end
-
-    def rlocation(path)
-      raise ArgumentError, 'path must not be empty' if path.to_s.empty?
-
-      return path if Pathname.new(path).absolute?
-
-      invalid_path = %r{\A\.\.[/\\]|[/\\]\.\.[/\\]|\A\.[/\\]|[/\\]\.[/\\]|[/\\]\.\z|[/\\][/\\]}
-      raise ArgumentError, "path is not valid: #{path.inspect}" if path.match?(invalid_path)
-
-      raise ArgumentError, "path is absolute without a drive letter: #{path.inspect}" if path.start_with?('\\')
-
-      @strategy.rlocation(path)
-    end
-
-    # Resolves paths by looking them up in a runfiles MANIFEST file.
-    class ManifestBased
-      def initialize(manifest_path)
-        @entries = parse_manifest(manifest_path)
-      end
-
-      def rlocation(path)
-        return @entries[path] if @entries.key?(path)
-
-        prefix = File.dirname(path)
-        while prefix != '.' && prefix != '/'
-          base = @entries[prefix]
-          return "#{base}#{path[prefix.length..]}" if base && !base.empty?
-
-          prefix = File.dirname(prefix)
-        end
-
-        nil
-      end
-
-      private
-
-      def parse_manifest(path)
-        entries = {}
-        return entries unless File.exist?(path)
-
-        File.foreach(path) do |line|
-          line.chomp!
-          next if line.empty?
-
-          key, value = parse_entry(line)
-          entries[key] = value
-        end
-
-        entries
-      end
-
-      def parse_entry(line)
-        escaped = line.delete_prefix!(' ')
-        key, _, value = line.partition(' ')
-        return [key, value] unless escaped
-
-        [unescape(key), unescape(value)]
-      end
-
-      def unescape(str)
-        str.gsub(/\\[snb]/, '\s' => ' ', '\n' => "\n", '\b' => '\\')
-      end
-    end
-
-    # Resolves paths by joining them onto a runfiles directory root.
-    class DirectoryBased
-      def initialize(runfiles_dir)
-        @runfiles_dir = runfiles_dir
-      end
-
-      def rlocation(path)
-        return nil if @runfiles_dir.empty?
-
-        File.join(@runfiles_dir, path)
-      end
-    end
-  end
-end
diff --git a/rb/spec/integration/selenium/webdriver/BUILD.bazel b/rb/spec/integration/selenium/webdriver/BUILD.bazel
index 237936d62cfe0..62e565039d868 100644
--- a/rb/spec/integration/selenium/webdriver/BUILD.bazel
+++ b/rb/spec/integration/selenium/webdriver/BUILD.bazel
@@ -16,7 +16,6 @@ rb_library(
     visibility = ["//rb/spec:__subpackages__"],
     deps = [
         "//rb/lib:selenium-webdriver",
-        "//rb/lib/bazel:runfiles",
         "//rb/lib/selenium:devtools",
         "//rb/lib/selenium:server",
         "//rb/lib/selenium:webdriver",
@@ -25,6 +24,7 @@ rb_library(
         "//rb/lib/selenium/webdriver:remote",
         "//rb/spec:rspec_matchers",
         "@bundle",
+        "@rules_ruby//ruby/runfiles",
     ],
 )
 
diff --git a/rb/support/BUILD.bazel b/rb/support/BUILD.bazel
index bd7d1235ef8a9..c4c0d62d7336b 100644
--- a/rb/support/BUILD.bazel
+++ b/rb/support/BUILD.bazel
@@ -25,5 +25,5 @@ rb_library(
 rb_library(
     name = "generated_note",
     srcs = ["generated_note.rb"],
-    deps = ["//rb/lib/bazel:runfiles"],  # Delete this when updating to rules_ruby 0.28.0
+    deps = ["@rules_ruby//ruby/runfiles"],
 )
diff --git a/rb/support/generated_note.rb b/rb/support/generated_note.rb
index 562855ac42db7..06366213b258a 100644
--- a/rb/support/generated_note.rb
+++ b/rb/support/generated_note.rb
@@ -21,7 +21,6 @@
 module GeneratedNote
   def self.runfiles
     @runfiles ||= begin
-      ensure_runfiles_on_load_path # Delete this when updating to rules_ruby 0.28.0
       require 'bazel/runfiles'
       Bazel::Runfiles.create
     end
@@ -39,14 +38,4 @@ def self.render(comment_prefix, generator, command)
     text = template.sub('{generator}', generator).sub('{command}', command)
     text.rstrip.split("\n").map { |line| "#{comment_prefix} #{line}" }.join("\n")
   end
-
-  # Delete this when updating to rules_ruby 0.28.0
-  def self.ensure_runfiles_on_load_path
-    if (manifest = ENV.fetch('RUNFILES_MANIFEST_FILE', nil)) && File.exist?(manifest)
-      entry = File.foreach(manifest).find { |line| line.start_with?('_main/rb/lib/bazel/runfiles.rb ') }
-      $LOAD_PATH.unshift(File.dirname(entry.split(' ', 2).last.chomp, 2)) if entry
-    elsif (dir = ENV.fetch('RUNFILES_DIR', nil)) && !dir.empty?
-      $LOAD_PATH.unshift(File.join(dir, '_main', 'rb', 'lib'))
-    end
-  end
 end