diff --git a/app/controllers/administrateurs/services_controller.rb b/app/controllers/administrateurs/services_controller.rb
index 08835eb96..91ad55375 100644
--- a/app/controllers/administrateurs/services_controller.rb
+++ b/app/controllers/administrateurs/services_controller.rb
@@ -64,6 +64,7 @@ module Administrateurs
         flash[:alert] = message
         redirect_to admin_services_path(procedure_id: params[:procedure_id])
       else
+        service_to_destroy.procedures.with_discarded.discarded.update(service: nil)
         service_to_destroy.destroy
         redirect_to admin_services_path(procedure_id: params[:procedure_id]),
           notice: "#{service_to_destroy.nom} est supprimé"
diff --git a/config/environments/test.rb b/config/environments/test.rb
index cfe9eb30b..9d411b7fd 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -55,6 +55,9 @@ Rails.application.configure do
   # Tell Active Support which deprecation messages to disallow.
   config.active_support.disallowed_deprecation_warnings = []
 
+  # Highlight code that triggered database queries in logs.
+  config.active_record.verbose_query_logs = true
+
   # Raises error for missing translations.
   # config.i18n.raise_on_missing_translations = true
 
diff --git a/spec/controllers/administrateurs/services_controller_spec.rb b/spec/controllers/administrateurs/services_controller_spec.rb
index 9945edd0c..e4070f9ed 100644
--- a/spec/controllers/administrateurs/services_controller_spec.rb
+++ b/spec/controllers/administrateurs/services_controller_spec.rb
@@ -135,5 +135,19 @@ describe Administrateurs::ServicesController, type: :controller do
       it { expect(flash.notice).to be_nil }
       it { expect(response).to redirect_to(admin_services_path(procedure_id: 12)) }
     end
+
+    context "when a service has some related discarded procedures" do
+      let!(:procedure) { create(:procedure, :discarded, service: service) }
+
+      before do
+        sign_in(admin.user)
+        delete :destroy, params: { id: service.id, procedure_id: procedure.id }
+      end
+
+      it { expect { service.reload }.to raise_error(ActiveRecord::RecordNotFound) }
+      it { expect(flash.alert).to be_nil }
+      it { expect(flash.notice).to eq("#{service.nom} est supprimé") }
+      it { expect(procedure.reload.service_id).to be_nil }
+    end
   end
 end