diff --git a/app/controllers/france_connect/particulier_controller.rb b/app/controllers/france_connect/particulier_controller.rb
index 451149820..71b9f8e0e 100644
--- a/app/controllers/france_connect/particulier_controller.rb
+++ b/app/controllers/france_connect/particulier_controller.rb
@@ -11,7 +11,8 @@ class FranceConnect::ParticulierController < ApplicationController
     user_infos = FranceConnectService.retrieve_user_informations_particulier(params[:code])
 
     if user_infos.present?
-      france_connect_information = FranceConnectInformation.find_by_france_connect_particulier(user_infos)
+      france_connect_information = FranceConnectInformation
+        .find_by(france_connect_particulier_id: user_infos[:france_connect_particulier_id])
 
       if france_connect_information.nil?
         france_connect_information = FranceConnectInformation.create(
diff --git a/app/models/france_connect_information.rb b/app/models/france_connect_information.rb
index 6bf7f7a85..76e804399 100644
--- a/app/models/france_connect_information.rb
+++ b/app/models/france_connect_information.rb
@@ -2,8 +2,4 @@ class FranceConnectInformation < ActiveRecord::Base
   belongs_to :user
 
   validates :france_connect_particulier_id, presence: true, allow_blank: false, allow_nil: false
-
-  def self.find_by_france_connect_particulier user_info
-    FranceConnectInformation.find_by(france_connect_particulier_id: user_info[:france_connect_particulier_id])
-  end
 end
diff --git a/spec/models/france_connect_information_spec.rb b/spec/models/france_connect_information_spec.rb
index 330fc679c..96413d621 100644
--- a/spec/models/france_connect_information_spec.rb
+++ b/spec/models/france_connect_information_spec.rb
@@ -8,20 +8,4 @@ describe FranceConnectInformation, type: :model do
       it { is_expected.to allow_value('mon super projet').for(:france_connect_particulier_id) }
     end
   end
-
-  describe '.find_by_france_connect_particulier' do
-    let(:user_info) { {france_connect_particulier_id: '123456'} }
-
-    subject { described_class.find_by_france_connect_particulier user_info }
-
-    context 'when france_connect_particulier_id is prensent in database' do
-      let!(:france_connect_information) { create(:france_connect_information, france_connect_particulier_id: '123456') }
-
-      it { is_expected.to eq france_connect_information }
-    end
-
-    context 'when france_connect_particulier_id is prensent in database' do
-      it { is_expected.to eq nil }
-    end
-  end
 end