diff --git a/lib/capybara/selenium/driver.rb b/lib/capybara/selenium/driver.rb
index b4a4bcc2..ca1b62be 100644
--- a/lib/capybara/selenium/driver.rb
+++ b/lib/capybara/selenium/driver.rb
@@ -87,11 +87,11 @@ class Capybara::Selenium::Driver < Capybara::Driver::Base
   def needs_server?; true; end
 
   def execute_script(script, *args)
-    browser.execute_script script, *args
+    browser.execute_script(script, *args.map { |arg| arg.is_a?(Capybara::Selenium::Node) ?  arg.native : arg} )
   end
 
   def evaluate_script(script, *args)
-    browser.execute_script "return #{script}", *args
+    browser.execute_script("return #{script}", *args.map { |arg| arg.is_a?(Capybara::Selenium::Node) ?  arg.native : arg} )
   end
 
   def save_screenshot(path, _options={})
diff --git a/lib/capybara/session.rb b/lib/capybara/session.rb
index 1683ea37..d4bc9272 100644
--- a/lib/capybara/session.rb
+++ b/lib/capybara/session.rb
@@ -611,7 +611,7 @@ module Capybara
         raise Capybara::NotSupportedByDriverError, "The current driver does not support arguments being passed with execute_script" unless args.empty?
         driver.execute_script(script)
       else
-        driver.execute_script(script, *args.map { |arg| arg.is_a?(Capybara::Node::Element) ?  arg.native : arg} )
+        driver.execute_script(script, *args.map { |arg| arg.is_a?(Capybara::Node::Element) ?  arg.base : arg} )
       end
     end
 
@@ -630,7 +630,7 @@ module Capybara
         raise Capybara::NotSupportedByDriverError, "The current driver does not support arguments being passed with execute_script" unless args.empty?
         driver.evaluate_script(script)
       else
-        driver.evaluate_script(script, *args.map { |arg| arg.is_a?(Capybara::Node::Element) ?  arg.native : arg} )
+        driver.evaluate_script(script, *args.map { |arg| arg.is_a?(Capybara::Node::Element) ?  arg.base : arg} )
       end
     end