diff --git a/test/controllers/passwords_controller_test.rb b/test/controllers/passwords_controller_test.rb
index 8561027d..60ff5a98 100644
--- a/test/controllers/passwords_controller_test.rb
+++ b/test/controllers/passwords_controller_test.rb
@@ -25,7 +25,7 @@ class PasswordsControllerTest < Devise::ControllerTestCase
   end
 
   test 'redirect accordingly if after_resetting_password_path_for is overridden' do
-    custom_path = "http://custom.path/"
+    custom_path = "/custom-path/"
     Devise::PasswordsController.any_instance.stubs(:after_resetting_password_path_for).with(@user).returns(custom_path)
 
     put_update_with_params
diff --git a/test/controllers/sessions_controller_test.rb b/test/controllers/sessions_controller_test.rb
index e88cf7e9..ddccc078 100644
--- a/test/controllers/sessions_controller_test.rb
+++ b/test/controllers/sessions_controller_test.rb
@@ -36,7 +36,7 @@ class SessionsControllerTest < Devise::ControllerTestCase
 
   test "#create delete the url stored in the session if the requested format is navigational" do
     request.env["devise.mapping"] = Devise.mappings[:user]
-    request.session["user_return_to"] = 'foo.bar'
+    request.session["user_return_to"] = '/foo.bar'
 
     user = create_user
     user.confirm
diff --git a/test/failure_app_test.rb b/test/failure_app_test.rb
index 2429d406..85246c67 100644
--- a/test/failure_app_test.rb
+++ b/test/failure_app_test.rb
@@ -82,7 +82,7 @@ class FailureTest < ActiveSupport::TestCase
     end
 
     test 'returns to the default redirect location considering subdomain' do
-      call_failure('warden.options' => { scope: :subdomain_user })
+      call_failure('warden.options' => { scope: :subdomain_user }, 'REQUEST_URI' => 'http://sub.test.host/', 'HTTP_HOST' => 'sub.test.host')
       assert_equal 302, @response.first
       assert_equal 'You need to sign in or sign up before continuing.', @request.flash[:alert]
       assert_equal 'http://sub.test.host/subdomain_users/sign_in', @response.second['Location']
@@ -105,7 +105,7 @@ class FailureTest < ActiveSupport::TestCase
 
     test 'returns to the root path considering subdomain if no session path is available' do
       swap Devise, router_name: :fake_app do
-        call_failure app: FailureWithSubdomain
+        call_failure app: FailureWithSubdomain, 'REQUEST_URI' => 'http://sub.test.host/', 'HTTP_HOST' => 'sub.test.host'
         assert_equal 302, @response.first
         assert_equal 'You need to sign in or sign up before continuing.', @request.flash[:alert]
         assert_equal 'http://sub.test.host/', @response.second['Location']
@@ -130,7 +130,7 @@ class FailureTest < ActiveSupport::TestCase
 
       test 'returns to the default redirect location considering the relative url root and subdomain' do
         swap Rails.application.config, relative_url_root: "/sample" do
-          call_failure('warden.options' => { scope: :subdomain_user })
+          call_failure('warden.options' => { scope: :subdomain_user }, 'REQUEST_URI' => 'http://sub.test.host/', 'HTTP_HOST' => 'sub.test.host')
           assert_equal 302, @response.first
           assert_equal 'http://sub.test.host/sample/subdomain_users/sign_in', @response.second['Location']
         end
@@ -148,7 +148,7 @@ class FailureTest < ActiveSupport::TestCase
 
       test "returns to the default redirect location considering action_controller's relative url root and subdomain" do
         swap Rails.application.config.action_controller, relative_url_root: "/sample" do
-          call_failure('warden.options' => { scope: :subdomain_user })
+          call_failure('warden.options' => { scope: :subdomain_user }, 'REQUEST_URI' => 'http://sub.test.host/', 'HTTP_HOST' => 'sub.test.host')
           assert_equal 302, @response.first
           assert_equal 'http://sub.test.host/sample/subdomain_users/sign_in', @response.second['Location']
         end