diff --git a/app/controllers/recherche_controller.rb b/app/controllers/recherche_controller.rb
index 73b9df448..98d684792 100644
--- a/app/controllers/recherche_controller.rb
+++ b/app/controllers/recherche_controller.rb
@@ -9,6 +9,18 @@ class RechercheController < ApplicationController
     { "table" => 'procedure', "column" => 'procedure_id' }
   ]
 
+  def nav_bar_profile
+    return super if request.blank? # Controller introspection does not contains params/request, see NavBarProfileConcern
+
+    context_params = params[:context]&.to_sym
+    case context_params
+    when :instructeur, :expert
+      context_params
+    else
+      :user
+    end
+  end
+
   def index
     @search_terms = search_terms
     @dossiers_count = 0
diff --git a/app/views/layouts/_header.haml b/app/views/layouts/_header.haml
index 3bc89efd5..6b1e1ab47 100644
--- a/app/views/layouts/_header.haml
+++ b/app/views/layouts/_header.haml
@@ -61,13 +61,13 @@
                   %li= render partial: 'layouts/locale_dropdown'
 
 
-            - if params[:controller] == 'recherche'
-              = render partial: 'layouts/search_dossiers_form'
-
             - if is_instructeur_context
-              = render partial: 'layouts/search_dossiers_form'
+              = render partial: 'layouts/search_dossiers_form', locals: { context: :instructeur }
 
-            - if is_expert_context
+            - elsif is_expert_context
+              = render partial: 'layouts/search_dossiers_form', locals: { context: :expert }
+
+            - elsif params[:controller] == 'recherche'
               = render partial: 'layouts/search_dossiers_form'
 
     = render SwitchDomainBannerComponent.new(user: current_user)
diff --git a/app/views/layouts/_search_dossiers_form.html.haml b/app/views/layouts/_search_dossiers_form.html.haml
index 959616163..3ae8dc46d 100644
--- a/app/views/layouts/_search_dossiers_form.html.haml
+++ b/app/views/layouts/_search_dossiers_form.html.haml
@@ -3,6 +3,7 @@
     %button.fr-btn--close.fr-btn{ "aria-controls" => "search-modal", :title => t('close_modal', scope: [:layouts, :header]) }= t('close_modal', scope: [:layouts, :header])
     #search-473.fr-search-bar.fr-search-bar--lg
       = form_tag recherche_index_path, method: :get, :role => "search", class: "flex width-100" do
+        = hidden_field_tag :context, local_assigns[:context]
         = label_tag "q", t('views.users.dossiers.search.search_file'), class: 'sr-only'
         = text_field_tag "q", "#{@search_terms if @search_terms.present?}", placeholder: t('views.users.dossiers.search.search_file'), class: "fr-input"
         %button.fr-btn
diff --git a/spec/controllers/recherche_controller_spec.rb b/spec/controllers/recherche_controller_spec.rb
index feceb68d1..0c155fa48 100644
--- a/spec/controllers/recherche_controller_spec.rb
+++ b/spec/controllers/recherche_controller_spec.rb
@@ -201,12 +201,43 @@ describe RechercheController, type: :controller do
     context 'with no query param it does not crash' do
       subject { get :index, params: {} }
 
-      it { is_expected.to have_http_status(200) }
-
       it 'returns 0 dossier' do
-        subject
+        expect(subject).to have_http_status(200)
         expect(assigns(:projected_dossiers).count).to eq(0)
       end
     end
+
+    context 'nav bar profile in user context' do
+      subject { get(:index, params: {}).body }
+      render_views
+
+      it 'define user nav' do
+        expect(subject).to include "Mes dossiers"
+        expect(subject).to include "usager"
+      end
+    end
+
+    context 'nav bar profile in instructeur context' do
+      subject { get(:index, params: { context: :instructeur }).body }
+      render_views
+
+      it 'define instructeur nav' do
+        expect(subject).to include "Démarches"
+        expect(subject).to include "instructeur"
+        expect(subject).not_to include "Mes dossiers"
+      end
+    end
+
+    context 'nav bar profile in expert context' do
+      before { user.create_expert }
+      subject { get(:index, params: { context: :expert }).body }
+      render_views
+
+      it 'define expert nav' do
+        expect(subject).to include "Avis"
+        expect(subject).to include "expert"
+        expect(subject).not_to include "Mes dossiers"
+      end
+    end
   end
 end