diff --git a/app/views/shared/dossiers/messages/_form.html.haml b/app/views/shared/dossiers/messages/_form.html.haml
index 6816b42fc..332ad1ea8 100644
--- a/app/views/shared/dossiers/messages/_form.html.haml
+++ b/app/views/shared/dossiers/messages/_form.html.haml
@@ -1,7 +1,7 @@
 = form_for(commentaire, url: form_url, html: { class: 'form', data: { persisted_content_id: @dossier.present? ? @dossier.id : "bulk-message-#{@procedure.id}" } }) do |f|
   - dossier = commentaire.dossier
   - placeholder = t('views.shared.dossiers.messages.form.write_message_to_administration_placeholder')
-  - if instructeur_signed_in? || administrateur_signed_in?
+  - if instructeur_signed_in? || administrateur_signed_in? || expert_signed_in?
     - placeholder = t('views.shared.dossiers.messages.form.write_message_placeholder')
   = f.text_area :body, rows: 5, placeholder: placeholder, title: placeholder, required: true, class: 'message-textarea persisted-input'
   .flex.justify-between.wrap