diff --git a/app/assets/javascripts/dispatcher.js.coffee b/app/assets/javascripts/dispatcher.js.coffee
index 6efbe214aada2815d46be68afc1b25395635c3b9..d02e11307047c46b7c11432159d436b76546f13b 100644
--- a/app/assets/javascripts/dispatcher.js.coffee
+++ b/app/assets/javascripts/dispatcher.js.coffee
@@ -40,7 +40,7 @@ class Dispatcher
       when 'projects:merge_requests:new', 'projects:merge_requests:edit'
         new Diff()
         shortcut_handler = new ShortcutsNavigation()
-        new DropzoneInput($('.merge-request-form'))
+        new GLForm($('.merge-request-form'))
         new IssuableForm($('.merge-request-form'))
       when 'projects:tags:new'
         new ZenMode()
diff --git a/app/views/projects/merge_requests/_form.html.haml b/app/views/projects/merge_requests/_form.html.haml
index 1e6724fc92b2e248c55ca209b16bba77e868c48d..88525f4036a7ac2f13f1124d6b82c54991e05d3d 100644
--- a/app/views/projects/merge_requests/_form.html.haml
+++ b/app/views/projects/merge_requests/_form.html.haml
@@ -1,4 +1,4 @@
-= form_for [@project.namespace.becomes(Namespace), @project, @merge_request], html: { class: 'merge-request-form form-horizontal gfm-form js-requires-input js-quick-submit' } do |f|
+= form_for [@project.namespace.becomes(Namespace), @project, @merge_request], html: { class: 'merge-request-form form-horizontal common-note-form js-requires-input js-quick-submit' } do |f|
   = render 'shared/issuable/form', f: f, issuable: @merge_request
 
 :javascript
diff --git a/app/views/projects/merge_requests/_new_submit.html.haml b/app/views/projects/merge_requests/_new_submit.html.haml
index 9e59f7df71be8c2986b3128844c15f9809d611b0..2f14a91e64f4c1ced8b70b8521872a6a796ac215 100644
--- a/app/views/projects/merge_requests/_new_submit.html.haml
+++ b/app/views/projects/merge_requests/_new_submit.html.haml
@@ -10,7 +10,7 @@
   %span.pull-right
     = link_to 'Change branches', mr_change_branches_path(@merge_request)
 %hr
-= form_for [@project.namespace.becomes(Namespace), @project, @merge_request], html: { class: 'merge-request-form form-horizontal gfm-form js-requires-input' } do |f|
+= form_for [@project.namespace.becomes(Namespace), @project, @merge_request], html: { class: 'merge-request-form form-horizontal common-note-form js-requires-input' } do |f|
   = render 'shared/issuable/form', f: f, issuable: @merge_request
   = f.hidden_field :source_project_id
   = f.hidden_field :source_branch