diff --git a/app/assets/stylesheets/pieces_justificatives_fields.scss b/app/assets/stylesheets/pieces_justificatives_fields.scss
new file mode 100644
index 000000000..12a88199c
--- /dev/null
+++ b/app/assets/stylesheets/pieces_justificatives_fields.scss
@@ -0,0 +1,3 @@
+.pieces_justificatives_fields {
+  .form-inline > .form-group { vertical-align: top; }
+}
diff --git a/app/controllers/admin/pieces_justificatives_controller.rb b/app/controllers/admin/pieces_justificatives_controller.rb
index c899e3486..0f6d14987 100644
--- a/app/controllers/admin/pieces_justificatives_controller.rb
+++ b/app/controllers/admin/pieces_justificatives_controller.rb
@@ -25,7 +25,7 @@ class Admin::PiecesJustificativesController < AdminController
   def update_params
     params
       .require(:procedure)
-      .permit(types_de_piece_justificative_attributes: [:libelle, :description, :id, :order_place, :lien_demarche])
+      .permit(types_de_piece_justificative_attributes: [:libelle, :description, :id, :order_place, :mandatory, :lien_demarche])
   end
 
   def move_up
diff --git a/app/views/admin/pieces_justificatives/_fields.html.haml b/app/views/admin/pieces_justificatives/_fields.html.haml
index 7cbdf5a99..82ec1d409 100644
--- a/app/views/admin/pieces_justificatives/_fields.html.haml
+++ b/app/views/admin/pieces_justificatives/_fields.html.haml
@@ -1,31 +1,36 @@
-= f.fields_for :types_de_piece_justificative, types_de_piece_justificative, remote: true do |ff|
-  .form-inline
-    .form-group
-      %h4 Libellé
-      = ff.text_field :libelle, class: 'form-control libelle', placeholder: 'Libellé'
-    .form-group
-      %h4 Description
-      = ff.text_area :description, class: 'form-control description', placeholder: 'Description'
-    .form-group
-      %h4
-        Lien du formulaire vierge
-        %small
-          (optionel)
-      = ff.url_field :lien_demarche, class: 'form-control', placeholder: 'Lien du document vierge'
+.pieces_justificatives_fields
+  = f.fields_for :types_de_piece_justificative, types_de_piece_justificative, remote: true do |ff|
+    .form-inline
+      .form-group
+        %h4 Libellé
+        = ff.text_field :libelle, class: 'form-control libelle', placeholder: 'Libellé'
+      .form-group
+        %h4 Description
+        = ff.text_area :description, class: 'form-control description', placeholder: 'Description'
+      .form-group
+        %h4
+          Lien du formulaire vierge
+          %small
+            (optionel)
+        = ff.url_field :lien_demarche, class: 'form-control', placeholder: 'Lien du document vierge'
+
+      .form-group
+        = ff.hidden_field :order_place, value: ff.index
+        = ff.hidden_field :id
+      - unless ff.object.id.nil?
+        .form-group
+          %br &nbsp;
+          = ff.object.button_up(index: ff.index, url: move_up_admin_procedure_pieces_justificatives_path(@procedure, ff.index))
+          = ff.object.button_down(index: ff.index, url: move_down_admin_procedure_pieces_justificatives_path(@procedure, ff.index))
+
+      .form-group
+        %h4 Obligatoire ?
+        .center
+          = ff.check_box :mandatory
 
-    .form-group
-      = ff.hidden_field :order_place, value: ff.index
-      = ff.hidden_field :id
-    - unless ff.object.id.nil?
       .form-group
         %br &nbsp;
-        = ff.object.button_up(index: ff.index, url: move_up_admin_procedure_pieces_justificatives_path(@procedure, ff.index))
-        = ff.object.button_down(index: ff.index, url: move_down_admin_procedure_pieces_justificatives_path(@procedure, ff.index))
-
-
-    .form-group
-      %br &nbsp;
-      - if ff.object.id.nil?
-        = f.submit('Ajouter la pièce', class: 'btn btn-success', id: 'add_piece_justificative')
-      - else
-        = link_to("", admin_procedure_piece_justificative_path(@procedure, ff.object.id), method: :delete, remote: true, id: "delete_type_de_piece_justificative_#{ff.object.id}", class: %w(form-control btn btn-danger fa fa-trash-o) )
+        - if ff.object.id.nil?
+          = f.submit('Ajouter la pièce', class: 'btn btn-success', id: 'add_piece_justificative')
+        - else
+          = link_to("", admin_procedure_piece_justificative_path(@procedure, ff.object.id), method: :delete, remote: true, id: "delete_type_de_piece_justificative_#{ff.object.id}", class: %w(form-control btn btn-danger fa fa-trash-o) )