diff --git a/app/models/cerfa.rb b/app/models/cerfa.rb
index 40fdd8cdf..c9ea2786d 100644
--- a/app/models/cerfa.rb
+++ b/app/models/cerfa.rb
@@ -3,7 +3,7 @@ class Cerfa < ActiveRecord::Base
   belongs_to :user
 
   mount_uploader :content, CerfaUploader
-  validates :content, :file_size => {:maximum => 3.megabytes}
+  validates :content, :file_size => {:maximum => 6.megabytes}
 
   def empty?
     content.blank?
diff --git a/app/models/piece_justificative.rb b/app/models/piece_justificative.rb
index 1208069d2..9408e4899 100644
--- a/app/models/piece_justificative.rb
+++ b/app/models/piece_justificative.rb
@@ -10,7 +10,7 @@ class PieceJustificative < ActiveRecord::Base
   alias_attribute :type, :type_de_piece_justificative_id
 
   mount_uploader :content, PieceJustificativeUploader
-  validates :content, :file_size => {:maximum => 3.megabytes}
+  validates :content, :file_size => {:maximum => 6.megabytes}
   validates :content, presence: true, allow_blank: false, allow_nil: false
 
   def empty?
diff --git a/app/views/users/description/_pieces_justificatives.html.haml b/app/views/users/description/_pieces_justificatives.html.haml
index f8f076666..e5fb27a14 100644
--- a/app/views/users/description/_pieces_justificatives.html.haml
+++ b/app/views/users/description/_pieces_justificatives.html.haml
@@ -8,9 +8,9 @@
         -if @dossier.cerfa_available?
           %span.btn.btn-sm.btn-file.btn-success
             Modifier
-            %input{type: 'file', name:'cerfa_pdf', id:'cerfa_pdf', accept: PieceJustificative.accept_format, :max_file_size => 3.megabytes }
+            %input{type: 'file', name:'cerfa_pdf', id:'cerfa_pdf', accept: PieceJustificative.accept_format, :max_file_size => 6.megabytes }
         -else
-          %input{type: 'file', name:'cerfa_pdf', id:'cerfa_pdf', accept:  PieceJustificative.accept_format, :max_file_size => 3.megabytes }
+          %input{type: 'file', name:'cerfa_pdf', id:'cerfa_pdf', accept:  PieceJustificative.accept_format, :max_file_size => 6.megabytes }
 
   - @dossier.types_de_piece_justificative.order('order_place ASC').each do |type_de_piece_justificative|
     %tr
@@ -21,8 +21,8 @@
           %span.text-success{ id: "piece_justificative_#{type_de_piece_justificative.id}" } Nous l'avons récupéré pour vous.
         -else
           -if @dossier.retrieve_last_piece_justificative_by_type(type_de_piece_justificative.id).nil?
-            = file_field_tag "piece_justificative_#{type_de_piece_justificative.id}", accept:  PieceJustificative.accept_format, :max_file_size => 3.megabytes
+            = file_field_tag "piece_justificative_#{type_de_piece_justificative.id}", accept:  PieceJustificative.accept_format, :max_file_size => 6.megabytes
           -else
             %span.btn.btn-sm.btn-file.btn-success
               Modifier
-              = file_field_tag "piece_justificative_#{type_de_piece_justificative.id}", accept:  PieceJustificative.accept_format, :max_file_size => 3.megabytes
+              = file_field_tag "piece_justificative_#{type_de_piece_justificative.id}", accept:  PieceJustificative.accept_format, :max_file_size => 6.megabytes