diff --git a/lib/dashing/app.rb b/lib/dashing/app.rb
index d5d58ab..b5888aa 100644
--- a/lib/dashing/app.rb
+++ b/lib/dashing/app.rb
@@ -43,7 +43,7 @@ def authenticated?(token)
 set :auth_token, nil
 set :template_languages, %i[html erb]
 
-if File.exists?(settings.history_file)
+if File.exist?(settings.history_file)
   set :history, YAML.load_file(settings.history_file)
 else
   set :history, {}
@@ -171,7 +171,7 @@ def require_glob(relative_glob)
 end
 
 settings_file = File.join(settings.root, 'config/settings.rb')
-require settings_file if File.exists?(settings_file)
+require settings_file if File.exist?(settings_file)
 
 {}.to_json # Forces your json codec to initialize (in the event that it is lazily loaded). Does this before job threads start.
 job_path = ENV["JOB_PATH"] || 'jobs'
diff --git a/test/app_test.rb b/test/app_test.rb
index ee38232..40e8b62 100644
--- a/test/app_test.rb
+++ b/test/app_test.rb
@@ -160,6 +160,11 @@ def with_generated_project
       app.settings.public_folder = File.join(dir, 'new_project/public')
       app.settings.views = File.join(dir, 'new_project/dashboards')
       app.settings.root = File.join(dir, 'new_project')
+
+      app.settings.raise_errors = true
+      app.settings.dump_errors = false
+      app.settings.show_exceptions = false
+
       yield app.settings.root
     end
   end
diff --git a/test/test_helper.rb b/test/test_helper.rb
index 0b719f5..24e45b4 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -33,7 +33,7 @@ def temp
   yield path
 ensure
   Dir.chdir WORKING_DIRECTORY
-  FileUtils.rm_rf(path) if File.exists?(path)
+  FileUtils.rm_rf(path) if File.exist?(path)
 end
 
 module Dashing