diff --git a/app/helpers/details_table_helper.rb b/app/helpers/details_table_helper.rb
index a3204c138..5f489d963 100644
--- a/app/helpers/details_table_helper.rb
+++ b/app/helpers/details_table_helper.rb
@@ -1,7 +1,7 @@
 module DetailsTableHelper
   def details_html(attribute)
     if attribute[:format] == :bullet
-      list = attribute[:value].map { |la| "<li>#{la}</li>"}.join("\n")
+      list = attribute[:value].map { |la| "<li>#{la}</li>" }.join("\n")
       simple_format(list, { class: "govuk-list govuk-list--bullet" }, wrapper_tag: "ul")
     else
       simple_format(attribute[:value].to_s, {}, wrapper_tag: "div")
diff --git a/app/services/imports/organisation_la_import_service.rb b/app/services/imports/organisation_la_import_service.rb
index 5d83b1aeb..4e6256a1a 100644
--- a/app/services/imports/organisation_la_import_service.rb
+++ b/app/services/imports/organisation_la_import_service.rb
@@ -7,7 +7,7 @@ module Imports
   private
 
     def create_organisation_la(xml_document)
-      xml_doc = xml_document.remove_namespaces!
+      xml_document.remove_namespaces!
       organisation = Organisation.find_by(old_org_id: record_field_value(xml_document, "InstitutionId"))
 
       OrganisationLa.create!(
diff --git a/spec/helpers/table_details_helper_spec.rb b/spec/helpers/details_table_helper_spec.rb
similarity index 75%
rename from spec/helpers/table_details_helper_spec.rb
rename to spec/helpers/details_table_helper_spec.rb
index 0b3470e5a..202bace62 100644
--- a/spec/helpers/table_details_helper_spec.rb
+++ b/spec/helpers/details_table_helper_spec.rb
@@ -1,20 +1,19 @@
 require "rails_helper"
 
 RSpec.describe DetailsTableHelper do
-
   describe "details html" do
-    subject { details_html(attribute) }
+    let(:details) { details_html(attribute) }
 
     context "when given a simple attribute" do
-      let(:attribute) { { name: "name", value: "Dummy org", editable: true  } }
+      let(:attribute) { { name: "name", value: "Dummy org", editable: true } }
 
       it "displays the string wrapped in a div" do
-        expect(subject).to eq("<div>Dummy org</div>")
+        expect(details).to eq("<div>Dummy org</div>")
       end
     end
 
     context "when given a bullet point list of attibutes" do
-      let(:list) { ["Camden", "Westminster", "Bristol"] }
+      let(:list) { %w[Camden Westminster Bristol] }
       let(:attribute) do
         {
           name: "local_authorities_operated_in",
@@ -25,7 +24,7 @@ RSpec.describe DetailsTableHelper do
       end
 
       it "displays the string wrapped in an unordered list with the correct classes" do
-        expect(subject).to eq("<ul class=\"govuk-list govuk-list--bullet\"><li>Camden</li>\n<br /><li>Westminster</li>\n<br /><li>Bristol</li></ul>")
+        expect(details).to eq("<ul class=\"govuk-list govuk-list--bullet\"><li>Camden</li>\n<br /><li>Westminster</li>\n<br /><li>Bristol</li></ul>")
       end
     end
   end
diff --git a/spec/models/organisation_spec.rb b/spec/models/organisation_spec.rb
index d3c09368f..2c93414e3 100644
--- a/spec/models/organisation_spec.rb
+++ b/spec/models/organisation_spec.rb
@@ -35,7 +35,7 @@ RSpec.describe Organisation, type: :model do
       end
 
       it "has local authorities associated" do
-        expect(organisation.organisation_las.pluck(:ons_code)).to eq(["E07000041"])
+        expect(organisation.organisation_las.pluck(:ons_code)).to eq(%w[E07000041])
       end
     end
 
diff --git a/spec/services/imports/organisation_la_import_service_spec.rb b/spec/services/imports/organisation_la_import_service_spec.rb
index 1dd20470c..c0cf0cc4c 100644
--- a/spec/services/imports/organisation_la_import_service_spec.rb
+++ b/spec/services/imports/organisation_la_import_service_spec.rb
@@ -28,11 +28,13 @@ RSpec.describe Imports::OrganisationLaImportService do
     end
 
     context "when the organisation does exist" do
-      let!(:organisation) { FactoryBot.create(:organisation, old_org_id:) }
+      before do
+        FactoryBot.create(:organisation, old_org_id:)
+      end
 
       it "successfully create an organisation la record with the expected data" do
         import_service.create_organisation_las("organisation_la_directory")
-        expect(Organisation.find_by(old_org_id:).organisation_las.pluck("ons_code")).to eq(["E07000041"])
+        expect(Organisation.find_by(old_org_id:).organisation_las.pluck("ons_code")).to eq(%w[E07000041])
       end
     end
   end