diff --git a/app/views/documents/_nested_form_fields.html.erb b/app/views/documents/_nested_form_fields.html.erb
new file mode 100644
index 000000000..c2ec64829
--- /dev/null
+++ b/app/views/documents/_nested_form_fields.html.erb
@@ -0,0 +1,26 @@
+<%= f.label :documents %>
+<p class="help-text">Aquí puedes añadir hasta 3 doucmentos en formato PDF </p>
+<% documents.each_with_index do |document, index| %>
+  <div>
+    <%= f.fields_for :documents, document do |document_fields| %>
+      <%= document_fields.text_field :title %>
+      <%= document_fields.hidden_field :cached_attachment, value: document.attachment.path %>
+      <%= document_fields.file_field :attachment,
+                                     accept: accepted_content_types_extensions(resource),
+                                     label: false,
+                                     class: 'document_ajax_attachment show-for-sr',
+                                     data: {
+                                       url: upload_documents_url(
+                                              documentable_type: document_fields.object.documentable_type,
+                                              documentable_id: document_fields.object.documentable_id
+                                            ),
+                                       cached_attachment_input_field: "#{resource.class.name.downcase}_documents_attributes_#{index}_cached_attachment",
+                                       multiple: false
+                                     } %>
+      <%= document_fields.label :attachment, t("documents.form.attachment_label"), class: 'button hollow' %>
+      <div class="progress-bar-placeholder"></div>
+      <p class="file-name"><%= document_attachment_file_name(document) %></p>
+    <% end %>
+  </div>
+  <hr>
+<% end %>
\ No newline at end of file
diff --git a/app/views/proposals/_form.html.erb b/app/views/proposals/_form.html.erb
index 9b1c01ed9..6a2fba14d 100644
--- a/app/views/proposals/_form.html.erb
+++ b/app/views/proposals/_form.html.erb
@@ -48,32 +48,7 @@
     </div>
 
     <div class="small-12 column">
-      <%= f.label :documents %>
-      <p class="help-text">Aquí puedes añadir hasta 3 doucmentos en formato PDF </p>
-      <% @proposal.documents.each_with_index do |document, index| %>
-        <div>
-          <%= f.fields_for :documents, document do |document_fields| %>
-            <%= document_fields.text_field :title %>
-            <%= document_fields.hidden_field :cached_attachment, value: document.attachment.path %>
-            <%= document_fields.file_field :attachment,
-                                           accept: accepted_content_types_extensions(@proposal),
-                                           label: false,
-                                           class: 'document_ajax_attachment show-for-sr',
-                                           data: {
-                                             url: upload_documents_url(
-                                                    documentable_type: document_fields.object.documentable_type,
-                                                    documentable_id: document_fields.object.documentable_id
-                                                  ),
-                                             cached_attachment_input_field: "proposal_documents_attributes_#{index}_cached_attachment",
-                                             multiple: false
-                                           } %>
-            <%= document_fields.label :attachment, t("documents.form.attachment_label"), class: 'button hollow' %>
-            <div class="progress-bar-placeholder"></div>
-            <p class="file-name"><%= document_attachment_file_name(document) %></p>
-          <% end %>
-        </div>
-        <hr>
-      <% end %>
+      <%= render 'documents/nested_form_fields', form: f, resource: @proposal, documents: @proposal.documents  %>
     </div>
 
     <div class="small-12 medium-6 column">