diff --git a/script/build/test_slice_tests.sh b/script/build/test_slice_tests.sh
index 8da4c701d..dd79296ab 100755
--- a/script/build/test_slice_tests.sh
+++ b/script/build/test_slice_tests.sh
@@ -46,7 +46,6 @@ if [ "$LEVEL" == '1' ]; then
   rm test/browser/agent_user_manage_test.rb
   rm test/browser/agent_user_profile_test.rb
   # test/browser/auth_test.rb
-  rm test/browser/customer_ticket_create_fields_test.rb
   rm test/browser/customer_ticket_create_test.rb
   rm test/browser/first_steps_test.rb
   rm test/browser/integration_test.rb
@@ -105,7 +104,6 @@ elif [ "$LEVEL" == '2' ]; then
   rm test/browser/agent_user_manage_test.rb
   rm test/browser/agent_user_profile_test.rb
   rm test/browser/auth_test.rb
-  rm test/browser/customer_ticket_create_fields_test.rb
   rm test/browser/customer_ticket_create_test.rb
   rm test/browser/first_steps_test.rb
   rm test/browser/integration_test.rb
@@ -164,7 +162,6 @@ elif [ "$LEVEL" == '3' ]; then
   rm test/browser/agent_user_manage_test.rb
   rm test/browser/agent_user_profile_test.rb
   rm test/browser/auth_test.rb
-  rm test/browser/customer_ticket_create_fields_test.rb
   rm test/browser/customer_ticket_create_test.rb
   rm test/browser/first_steps_test.rb
   rm test/browser/integration_test.rb
@@ -223,7 +220,6 @@ elif [ "$LEVEL" == '4' ]; then
   rm test/browser/agent_user_manage_test.rb
   rm test/browser/agent_user_profile_test.rb
   rm test/browser/auth_test.rb
-  # test/browser/customer_ticket_create_fields_test.rb
   # test/browser/customer_ticket_create_test.rb
   rm test/browser/first_steps_test.rb
   rm test/browser/integration_test.rb
@@ -281,7 +277,6 @@ elif [ "$LEVEL" == '5' ]; then
   # test/browser/agent_user_manage_test.rb
   # test/browser/agent_user_profile_test.rb
   rm test/browser/auth_test.rb
-  rm test/browser/customer_ticket_create_fields_test.rb
   rm test/browser/customer_ticket_create_test.rb
   rm test/browser/first_steps_test.rb
   rm test/browser/integration_test.rb
@@ -342,7 +337,6 @@ elif [ "$LEVEL" == '6' ]; then
   rm test/browser/agent_user_manage_test.rb
   rm test/browser/agent_user_profile_test.rb
   rm test/browser/auth_test.rb
-  rm test/browser/customer_ticket_create_fields_test.rb
   rm test/browser/customer_ticket_create_test.rb
   # test/browser/first_steps_test.rb
   # test/browser/integration_test.rb
diff --git a/spec/system/ticket/create_spec.rb b/spec/system/ticket/create_spec.rb
index 05a11b108..debac63c2 100644
--- a/spec/system/ticket/create_spec.rb
+++ b/spec/system/ticket/create_spec.rb
@@ -500,6 +500,39 @@ RSpec.describe 'Ticket Create', type: :system do
     end
   end
 
+  context 'when agent and customer user login after another' do
+    let(:agent) { create(:agent, password: 'test') }
+    let(:customer) { create(:customer, password: 'test') }
+
+    it 'customer user should not have agent object attributes', authenticated_as: :agent do
+      visit 'ticket/create'
+
+      logout
+
+      # Re-create agent session and fetch object attributes.
+      login(
+        username: agent.login,
+        password: 'test'
+      )
+      visit 'ticket/create'
+
+      # Re-remove local object attributes bound to the session
+      # there was an issue (#1856) where the old attribute values
+      # persisted and were stored as the original attributes.
+      logout
+
+      # Create customer session and fetch object attributes.
+      login(
+        username: customer.login,
+        password: 'test'
+      )
+
+      visit 'customer_ticket_new'
+
+      expect(page).to have_no_css('.newTicket input[name="customer_id"]')
+    end
+  end
+
   describe 'It should be possible to show attributes which are configured shown false #3726', authenticated_as: :authenticate, db_strategy: :reset do
     let(:field_name) { SecureRandom.uuid }
     let(:field) do
diff --git a/test/browser/customer_ticket_create_fields_test.rb b/test/browser/customer_ticket_create_fields_test.rb
deleted file mode 100644
index c7ee90222..000000000
--- a/test/browser/customer_ticket_create_fields_test.rb
+++ /dev/null
@@ -1,47 +0,0 @@
-# Copyright (C) 2012-2021 Zammad Foundation, http://zammad-foundation.org/
-
-require 'browser_test_helper'
-
-class CustomerTicketCreateFieldsTest < TestCase
-  def test_customer_ticket_create_fields
-    @browser = browser_instance
-
-    # create agent session and fetch object attributes
-    login(
-      username: 'admin@example.com',
-      password: 'test',
-      url:      browser_url,
-    )
-    # remove local object attributes bound to the session
-    logout
-
-    # re-create agent session and fetch object attributes
-    login(
-      username: 'admin@example.com',
-      password: 'test',
-      url:      browser_url,
-    )
-    # re-remove local object attributes bound to the session
-    # there was an issue (#1856) where the old attribute values
-    # persisted and were stored as the original attributes
-    logout
-
-    # create customer session and fetch object attributes
-    login(
-      username: 'nicole.braun@zammad.org',
-      password: 'test',
-      url:      browser_url,
-    )
-
-    # customer ticket create
-    click(css: 'a[href="#new"]', only_if_exists: true)
-    click(css: 'a[href="#customer_ticket_new"]')
-    sleep 2
-
-    # ensure that the object attributes of the agent session
-    # were removed properly and won't get displayed in the form
-    exists_not(
-      css: '.newTicket input[name="customer_id"]',
-    )
-  end
-end