diff --git a/spec/factories/fitbit_activities.rb b/spec/factories/fitbit_activities.rb
index 0fb709e..6ac1a38 100644
--- a/spec/factories/fitbit_activities.rb
+++ b/spec/factories/fitbit_activities.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :fitbit_activity do
     steps 100
diff --git a/spec/factories/fitbit_sleeps.rb b/spec/factories/fitbit_sleeps.rb
index d443f1c..4f4740e 100644
--- a/spec/factories/fitbit_sleeps.rb
+++ b/spec/factories/fitbit_sleeps.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :fitbit_sleep do
     minutes_asleep 480
diff --git a/spec/factories/genotypes.rb b/spec/factories/genotypes.rb
index 1bf25b8..a33c122 100644
--- a/spec/factories/genotypes.rb
+++ b/spec/factories/genotypes.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :genotype do
     genotype_file_name 'foo.txt'
diff --git a/spec/factories/mendeley_papers.rb b/spec/factories/mendeley_papers.rb
index b54436c..48980d5 100644
--- a/spec/factories/mendeley_papers.rb
+++ b/spec/factories/mendeley_papers.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :mendeley_paper do
     title 'Musterstudie'
diff --git a/spec/factories/picture_phenotypes.rb b/spec/factories/picture_phenotypes.rb
index 35354ab..750767e 100644
--- a/spec/factories/picture_phenotypes.rb
+++ b/spec/factories/picture_phenotypes.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :picture_phenotype do
     characteristic 'Eye color'
diff --git a/spec/factories/snp_comments.rb b/spec/factories/snp_comments.rb
index 5228559..dd18c01 100644
--- a/spec/factories/snp_comments.rb
+++ b/spec/factories/snp_comments.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :snp_comment do
     comment_text 'This is a great SNP!'
diff --git a/spec/factories/snpedia_papers.rb b/spec/factories/snpedia_papers.rb
index c7356a6..af3d620 100644
--- a/spec/factories/snpedia_papers.rb
+++ b/spec/factories/snpedia_papers.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :snpedia_paper do
     url 'http://www.snpedia.com/index.php/Rs1234(A;C)'
diff --git a/spec/factories/snps.rb b/spec/factories/snps.rb
index 90873a1..fd6460a 100644
--- a/spec/factories/snps.rb
+++ b/spec/factories/snps.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :snp do
     sequence(:name) { |i| "rs#{i}" }
diff --git a/spec/factories/user_achievements.rb b/spec/factories/user_achievements.rb
index fd26877..a626e82 100644
--- a/spec/factories/user_achievements.rb
+++ b/spec/factories/user_achievements.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :user_achievement do
   end
diff --git a/spec/factories/user_phenotypes.rb b/spec/factories/user_phenotypes.rb
index 879ce94..5784138 100644
--- a/spec/factories/user_phenotypes.rb
+++ b/spec/factories/user_phenotypes.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :user_phenotype do
     association :user
diff --git a/spec/factories/user_picture_phenotypes.rb b/spec/factories/user_picture_phenotypes.rb
index 736bb34..1910c08 100644
--- a/spec/factories/user_picture_phenotypes.rb
+++ b/spec/factories/user_picture_phenotypes.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :user_picture_phenotype do
     variation 'pink'
diff --git a/spec/factories/user_snps.rb b/spec/factories/user_snps.rb
index c82b938..3ff5ec7 100644
--- a/spec/factories/user_snps.rb
+++ b/spec/factories/user_snps.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :user_snp do
     local_genotype 'AG'
diff --git a/spec/factories/users.rb b/spec/factories/users.rb
index 5979bf2..8c75083 100644
--- a/spec/factories/users.rb
+++ b/spec/factories/users.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 FactoryBot.define do
   factory :user do
     name 'Dogbert'
diff --git a/test/functional/users_controller_test.rb b/test/functional/users_controller_test.rb
index 2aded90..0982a8e 100644
--- a/test/functional/users_controller_test.rb
+++ b/test/functional/users_controller_test.rb
@@ -4,7 +4,7 @@ require_relative '../test_helper'
 class UsersControllerTest < ActionController::TestCase
   context "Users" do
     setup do
-      @user = FactoryBot.create(:user, name: "The Dude")
+      @user = FactoryBot.create(:user, name: 'The Dude')
       activate_authlogic
       assert_nil @controller.send(:current_user)
       Object.any_instance.stubs(:recaptcha_tags)
@@ -81,7 +81,7 @@ class UsersControllerTest < ActionController::TestCase
     context "other users" do
       setup do
         @controller = UsersController.new
-        @other_user = FactoryBot.create(:user, name: "The Nihilist")
+        @other_user = FactoryBot.create(:user, name: 'The Nihilist')
         @session = UserSession.create(@other_user)
         assert_equal @other_user, @controller.send(:current_user)
       end
diff --git a/test/unit/mendeley_search_test.rb b/test/unit/mendeley_search_test.rb
index a989d58..a3f4222 100644
--- a/test/unit/mendeley_search_test.rb
+++ b/test/unit/mendeley_search_test.rb
@@ -98,8 +98,8 @@ class MendeleySearchTest < ActiveSupport::TestCase
 
       should "not update existing valid papers" do
         uuid = @document["uuid"]
-        existing_mendeley_paper = FactoryBot.
-          build_stubbed(:mendeley_paper, uuid: uuid, snps: [@snp])
+        existing_mendeley_paper = FactoryBot
+          .build_stubbed(:mendeley_paper, uuid: uuid, snps: [@snp])
         MendeleyPaper.expects(:find_or_initialize_by).with(uuid: uuid).
           returns(existing_mendeley_paper)
         MendeleyPaper.any_instance.expects(:save).never