diff --git a/app/controllers/new_administrateur/experts_procedures_controller.rb b/app/controllers/new_administrateur/experts_procedures_controller.rb
index dada4d873..3aae682d3 100644
--- a/app/controllers/new_administrateur/experts_procedures_controller.rb
+++ b/app/controllers/new_administrateur/experts_procedures_controller.rb
@@ -40,6 +40,13 @@ module NewAdministrateur
       redirect_to admin_procedure_experts_path(@procedure)
     end
 
+    def update
+      @procedure
+        .experts_procedures
+        .find(params[:id])
+        .update!(expert_procedure_params)
+    end
+
     def destroy
       expert_procedure = ExpertsProcedure.find_by!(procedure: @procedure, id: params[:id])
       expert_email = expert_procedure.expert.email
@@ -53,5 +60,9 @@ module NewAdministrateur
     def experts_procedure_emails
       @procedure.experts.map(&:email).sort
     end
+
+    def expert_procedure_params
+      params.require(:experts_procedure).permit(:allow_decision_access)
+    end
   end
 end
diff --git a/app/controllers/new_administrateur/procedures_controller.rb b/app/controllers/new_administrateur/procedures_controller.rb
index 637b6d3ad..4211fdcd7 100644
--- a/app/controllers/new_administrateur/procedures_controller.rb
+++ b/app/controllers/new_administrateur/procedures_controller.rb
@@ -1,6 +1,6 @@
 module NewAdministrateur
   class ProceduresController < AdministrateurController
-    before_action :retrieve_procedure, only: [:champs, :annotations, :edit, :monavis, :update_monavis, :jeton, :update_jeton, :publication, :publish, :transfert, :allow_expert_review, :update_allow_decision_access]
+    before_action :retrieve_procedure, only: [:champs, :annotations, :edit, :monavis, :update_monavis, :jeton, :update_jeton, :publication, :publish, :transfert, :allow_expert_review]
     before_action :procedure_locked?, only: [:champs, :annotations]
 
     ITEMS_PER_PAGE = 25
@@ -185,13 +185,6 @@ module NewAdministrateur
       end
     end
 
-    def update_allow_decision_access
-      @procedure
-        .experts_procedures
-        .find(params[:expert_procedure])
-        .update!(allow_decision_access_params)
-    end
-
     private
 
     def apercu_tab
diff --git a/app/views/new_administrateur/experts_procedures/index.html.haml b/app/views/new_administrateur/experts_procedures/index.html.haml
index 5e5e60f4a..bed3d724b 100644
--- a/app/views/new_administrateur/experts_procedures/index.html.haml
+++ b/app/views/new_administrateur/experts_procedures/index.html.haml
@@ -46,7 +46,7 @@
             - if @procedure.feature_enabled?(:admin_affect_experts_to_avis)
               %td.text-center
                 = form_for expert_procedure,
-                  url: admin_procedure_update_allow_decision_access_path(expert_procedure: expert_procedure),
+                  url: admin_procedure_expert_path(id: expert_procedure),
                   remote: true,
                   method: :put,
                   authenticity_token: true,
diff --git a/config/routes.rb b/config/routes.rb
index ee2b37e7b..21499cd0a 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -406,7 +406,6 @@ Rails.application.routes.draw do
       put 'publish' => 'procedures#publish', as: :publish
       get 'transfert' => 'procedures#transfert', as: :transfert
       post 'transfer' => 'procedures#transfer', as: :transfer
-      put 'update_allow_decision_access' => 'procedures#update_allow_decision_access', as: :update_allow_decision_access
       resources :mail_templates, only: [:edit, :update]
 
       resources :groupe_instructeurs, only: [:index, :show, :create, :update, :destroy] do
@@ -424,7 +423,7 @@ Rails.application.routes.draw do
 
       resources :administrateurs, controller: 'procedure_administrateurs', only: [:index, :create, :destroy]
 
-      resources :experts, controller: 'experts_procedures', only: [:index, :create, :destroy]
+      resources :experts, controller: 'experts_procedures', only: [:index, :create, :update, :destroy]
 
       resources :types_de_champ, only: [:create, :update, :destroy] do
         member do
diff --git a/spec/controllers/new_administrateur/experts_procedures_controller_spec.rb b/spec/controllers/new_administrateur/experts_procedures_controller_spec.rb
index 48c85f043..8f5162ea0 100644
--- a/spec/controllers/new_administrateur/experts_procedures_controller_spec.rb
+++ b/spec/controllers/new_administrateur/experts_procedures_controller_spec.rb
@@ -41,6 +41,31 @@ describe NewAdministrateur::ExpertsProceduresController, type: :controller do
     end
   end
 
+  describe '#update' do
+    let(:expert) { create(:expert) }
+    let(:expert_procedure) { create(:experts_procedure, procedure: procedure, expert: expert) }
+
+    subject do
+      put :update, params: {
+        id: expert_procedure.id,
+        procedure_id: procedure.id,
+        experts_procedure: {
+          allow_decision_access: true
+        }
+      }, format: :js
+    end
+
+    before do
+      subject
+    end
+
+    it 'updates the record' do
+      expect(expert_procedure.allow_decision_access).to be false
+      subject
+      expect(expert_procedure.reload.allow_decision_access).to be true
+    end
+  end
+
   describe '#delete' do
     let(:expert) { create(:expert) }
     let(:expert_procedure) { ExpertsProcedure.create(expert: expert, procedure: procedure) }
diff --git a/spec/controllers/new_administrateur/procedures_controller_spec.rb b/spec/controllers/new_administrateur/procedures_controller_spec.rb
index 9dfaf588a..e508faba7 100644
--- a/spec/controllers/new_administrateur/procedures_controller_spec.rb
+++ b/spec/controllers/new_administrateur/procedures_controller_spec.rb
@@ -532,34 +532,4 @@ describe NewAdministrateur::ProceduresController, type: :controller do
       it { expect(procedure.allow_expert_review).to be_truthy }
     end
   end
-
-  describe 'PUT #update_allow_decision_access' do
-    let!(:procedure) { create :procedure, :with_service, administrateur: admin }
-    let(:expert) { create(:expert) }
-    let(:expert_procedure) { create(:experts_procedure, procedure: procedure, expert: expert) }
-
-    subject do
-      put :update_allow_decision_access, params: { procedure_id: procedure.id, experts_procedure: { allow_decision_access: !expert_procedure.allow_decision_access }, expert_procedure: expert_procedure }, format: :js
-    end
-
-    context 'when the experts_procedure is true' do
-      let(:expert_procedure) { create(:experts_procedure, procedure: procedure, expert: expert, allow_decision_access: true) }
-
-      before do
-        subject
-        expert_procedure.reload
-      end
-
-      it { expect(expert_procedure.allow_decision_access).to be_falsy }
-    end
-
-    context 'when the experts_procedure is false' do
-      before do
-        subject
-        expert_procedure.reload
-      end
-
-      it { expect(expert_procedure.allow_decision_access).to be_truthy }
-    end
-  end
 end