diff --git a/app/views/issue_comments/_new_form.html.erb b/app/views/issue_comments/_new_form.html.erb
index 4c07890..f0d75c3 100644
--- a/app/views/issue_comments/_new_form.html.erb
+++ b/app/views/issue_comments/_new_form.html.erb
@@ -6,7 +6,6 @@
     <%= error_messages_for 'issue' %>
     <div class="box">
 
-
       <%= render "issue_comments/visibility_form_fields" %>
 
       <%= f.text_area :notes, :cols => 60, :rows => 10, :class => 'wiki-edit', :no_label => true, :id => 'issue_comment' %>
diff --git a/app/views/issue_comments/_visibility_form_fields.html.erb b/app/views/issue_comments/_visibility_form_fields.html.erb
index 9e3be0a..90ae7e2 100644
--- a/app/views/issue_comments/_visibility_form_fields.html.erb
+++ b/app/views/issue_comments/_visibility_form_fields.html.erb
@@ -8,8 +8,9 @@
     <% disabled = "disabled" if involved.present? && @checked_roles.size == 1 %>
     <% css_classes = "#{involved} #{disabled} " %>
     <% if Redmine::Plugin.installed?(:redmine_limited_visibility) %>
+      <% @users_by_function ||= @project.users_by_function if @project.present? %>
       <%= render "issue_comments/visibility_role", :function => role, styles: css_classes %>
     <% end %>
   <% end %>
 </div>
-<%= hidden_field_tag "journal[visibility]", @checked_roles.map(&:id).join('|'), id: "journal_visibility", data: { id:  @journal.present? ? @journal.id : 0  } %>
+<%= hidden_field_tag "journal[visibility]", @checked_roles.map(&:id).join('|'), id: "journal_visibility", data: { id: @journal.present? ? @journal.id : 0 } %>
diff --git a/app/views/issue_comments/_visibility_role.html.erb b/app/views/issue_comments/_visibility_role.html.erb
index 68a02ee..de7a3b3 100644
--- a/app/views/issue_comments/_visibility_role.html.erb
+++ b/app/views/issue_comments/_visibility_role.html.erb
@@ -1,5 +1,5 @@
-<% if @project.present?
-     users_by_function = function.users_by_project(@project)
+<% if @project.present? && @users_by_function.present?
+     users_by_function = @users_by_function[function]
      users_names = users_by_function.blank? ? "Aucun membre n'a ce rôle dans ce projet" : users_by_function.map(&:name).join(", ")
    end %>
 <span class="comment_role <%= styles %> <%= 'no-member' if users_by_function.blank? %>" data-role-id="<%= function.id %>" data-journal-id="<%= @journal.present? ? @journal.id : 0 %>" title="<%= users_names %>">