diff --git a/app/views/new_gestionnaire/dossiers/_envoyer_dossier_block.html.haml b/app/views/new_gestionnaire/dossiers/_envoyer_dossier_block.html.haml
index cf5d33eac..fe4b705d8 100644
--- a/app/views/new_gestionnaire/dossiers/_envoyer_dossier_block.html.haml
+++ b/app/views/new_gestionnaire/dossiers/_envoyer_dossier_block.html.haml
@@ -1,6 +1,10 @@
 .tab-title= "Envoyer ce dossier à un autre accompagnateur"
 
-= form_for dossier, url: envoyer_a_accompagnateur_dossier_path(dossier.procedure, dossier), method: :post, html: { class: 'form' } do |f|
-  .flex.justify-start.align-baseline
-    = select_tag(:recipient, options_from_collection_for_select(potential_recipients, :id, :email))
-    = f.submit "Envoyer", class: "button large send gap-left"
+- if potential_recipients.empty?
+  %p.tab-paragraph
+    Vous êtes le seul accompagnateur assigné sur cette procédure
+- else
+  = form_for dossier, url: envoyer_a_accompagnateur_dossier_path(dossier.procedure, dossier), method: :post, html: { class: 'form' } do |f|
+    .flex.justify-start.align-baseline
+      = select_tag(:recipient, options_from_collection_for_select(potential_recipients, :id, :email))
+      = f.submit "Envoyer", class: "button large send gap-left"
diff --git a/config/application.rb b/config/application.rb
index b8663e17c..620d997e1 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -20,6 +20,7 @@ module TPS
     # config.i18n.load_path += Dir[Rails.root.join('my', 'locales', '*.{rb,yml}').to_s]
     config.i18n.default_locale = :fr
     config.i18n.load_path += Dir[Rails.root.join('config', 'locales', '**', '*.{rb,yml}')]
+    config.i18n.available_locales = [:fr]
 
     config.autoload_paths += %W(#{config.root}/lib #{config.root}/app/validators #{config.root}/app/facades)
     config.assets.paths << Rails.root.join('app', 'assets', 'javascript')
diff --git a/config/initializers/apipie.rb b/config/initializers/apipie.rb
index 4609310f2..61e012d19 100644
--- a/config/initializers/apipie.rb
+++ b/config/initializers/apipie.rb
@@ -9,6 +9,9 @@ Apipie.configure do |config|
   config.namespaced_resources    = true
   config.show_all_examples       = true
 
+  config.languages               = ['fr']
+  config.default_locale          = 'fr'
+
   config.app_info                = <<~EOS
     Description
 
diff --git a/spec/views/new_gestionnaire/dossiers/_envoyer_dossier_block.html.haml_spec.rb b/spec/views/new_gestionnaire/dossiers/_envoyer_dossier_block.html.haml_spec.rb
new file mode 100644
index 000000000..8f8222e91
--- /dev/null
+++ b/spec/views/new_gestionnaire/dossiers/_envoyer_dossier_block.html.haml_spec.rb
@@ -0,0 +1,27 @@
+describe 'new_gestionnaire/dossiers/envoyer_dossier_block.html.haml', type: :view do
+  let(:dossier) { create(:dossier) }
+
+  subject do
+    render(
+      'new_gestionnaire/dossiers/envoyer_dossier_block.html.haml',
+      dossier: dossier,
+      potential_recipients: potential_recipients,
+    )
+  end
+
+  context "there are other gestionnaires for the procedure" do
+    let(:gestionnaire) { create(:gestionnaire, email: 'yop@totomail.fr') }
+    let(:potential_recipients) { [gestionnaire] }
+
+    it { is_expected.to have_css("select > option[value='#{gestionnaire.id}']") }
+    it { is_expected.to have_css(".button.send") }
+  end
+
+  context "there is no other gestionnaire for the procedure" do
+    let(:potential_recipients) { [] }
+
+    it { is_expected.not_to have_css("select") }
+    it { is_expected.not_to have_css(".button.send") }
+    it { is_expected.to have_content("Vous êtes le seul accompagnateur assigné sur cette procédure") }
+  end
+end