2 files changed, 1 insertions, 2 deletions
diff --git a/actionview/lib/action_view/helpers/tags/collection_helpers.rb b/actionview/lib/action_view/helpers/tags/collection_helpers.rb
index 787039c82e..991f32cea2 100644
--- a/actionview/lib/action_view/helpers/tags/collection_helpers.rb
+++ b/actionview/lib/action_view/helpers/tags/collection_helpers.rb
@@ -18,7 +18,7 @@ module ActionView
           end
 
           def label(label_html_options={}, &block)
-            html_options = label_html_options.merge(@input_html_options)
+            html_options = @input_html_options.slice(:index, :namespace).merge(label_html_options)
             @template_object.label(@object_name, @sanitized_attribute_name, @text, html_options, &block)
           end
         end
diff --git a/actionview/lib/action_view/helpers/tags/label.rb b/actionview/lib/action_view/helpers/tags/label.rb
index 180aa9ac27..35d3ba8434 100644
--- a/actionview/lib/action_view/helpers/tags/label.rb
+++ b/actionview/lib/action_view/helpers/tags/label.rb
@@ -30,7 +30,6 @@ module ActionView
           add_default_name_and_id_for_value(tag_value, name_and_id)
           options.delete("index")
           options.delete("namespace")
-          options.delete("multiple")
           options["for"] = name_and_id["id"] unless options.key?("for")
 
           if block_given?