diff --git a/app/components/dsfr/radio_button_list_component.rb b/app/components/dsfr/radio_button_list_component.rb
index 566d36653..775b70784 100644
--- a/app/components/dsfr/radio_button_list_component.rb
+++ b/app/components/dsfr/radio_button_list_component.rb
@@ -18,7 +18,7 @@ class Dsfr::RadioButtonListComponent < ApplicationComponent
 
   def each_button
     @buttons.each do |button|
-      yield(*button.values_at(:label, :value, :hint), **button.except(:label, :value, :hint))
+      yield(*button.values_at(:label, :value, :hint, :tooltip), **button.except(:label, :value, :hint, :tooltip))
     end
   end
 end
diff --git a/app/components/dsfr/radio_button_list_component/radio_button_list_component.html.haml b/app/components/dsfr/radio_button_list_component/radio_button_list_component.html.haml
index 8776b11af..f0dd1c403 100644
--- a/app/components/dsfr/radio_button_list_component/radio_button_list_component.html.haml
+++ b/app/components/dsfr/radio_button_list_component/radio_button_list_component.html.haml
@@ -1,8 +1,9 @@
 %fieldset{ class: class_names("fr-fieldset": true, "fr-fieldset--error": error?), 'aria-labelledby': 'radio-hint-element-legend radio-hint-element-messages', role: error? ? :group : nil }
   %legend.fr-fieldset__legend--regular.fr-fieldset__legend
     = content
-
-  - each_button do |label, value, hint, **button_options|
+  - index = 0
+  - each_button do |label, value, hint, tooltip, **button_options|
+    - index += 1
     .fr-fieldset__element
       .fr-radio-group
         = @form.radio_button @target, value, **button_options
@@ -12,7 +13,12 @@
 
             = button_options[:after_label] if button_options[:after_label]
 
-            %span.fr-hint-text= hint if hint
+            - if hint.present?
+              .flex
+                .fr-hint-text= hint
+                - if tooltip.present?
+                  .fr-icon-information-line.fr-icon--sm.ml-1{ 'aria-describedby': "tooltip-#{index}" }
+                  %span.fr-tooltip.fr-placement{ id: "tooltip-#{index}", role: 'tooltip', 'aria-hidden': 'true' }= tooltip
 
   .fr-messages-group{ 'aria-live': 'assertive' }
     - if error?
diff --git a/app/views/administrateurs/groupe_instructeurs/simple_routing.html.haml b/app/views/administrateurs/groupe_instructeurs/simple_routing.html.haml
index bdcaa97aa..3fb90b18b 100644
--- a/app/views/administrateurs/groupe_instructeurs/simple_routing.html.haml
+++ b/app/views/administrateurs/groupe_instructeurs/simple_routing.html.haml
@@ -35,7 +35,7 @@
         .card.fr-pb-0{ data: { 'action': "click->enable-submit-if-checked#click" } }
           .notice
             Sélectionner le champ à partir duquel créer des groupes d’instructeurs
-          - buttons_content = @procedure.active_revision.simple_routable_types_de_champ.map { |tdc| { label: tdc.libelle, value: tdc.stable_id, hint: "[#{I18n.t(tdc.type_champ, scope: 'activerecord.attributes.type_de_champ.type_champs')}]"} }
+          - buttons_content = @procedure.active_revision.simple_routable_types_de_champ.map { |tdc| { label: tdc.libelle, value: tdc.stable_id, hint: "[#{I18n.t(tdc.type_champ, scope: 'activerecord.attributes.type_de_champ.type_champs')}]", tooltip: tdc.drop_down_options.join(", ")} }
           = render Dsfr::RadioButtonListComponent.new(form: f,
             target: :stable_id,
             buttons: buttons_content)