diff --git a/spec/features/management/document_verifications_spec.rb b/spec/features/management/document_verifications_spec.rb
index 674349815..130630762 100644
--- a/spec/features/management/document_verifications_spec.rb
+++ b/spec/features/management/document_verifications_spec.rb
@@ -47,7 +47,7 @@ feature 'DocumentVerifications' do
   scenario 'Verifying a user which does exists in the census but not in the db redirects allows sending an email' do
 
     visit management_document_verifications_path
-    fill_in 'document_verification_document_number', with: '1234'
+    fill_in 'document_verification_document_number', with: '12345678Z'
     click_button 'Check'
 
     expect(page).to have_content "Please introduce the email used on the account"
@@ -66,7 +66,7 @@ feature 'DocumentVerifications' do
     expect_any_instance_of(Verification::Management::Document).to receive(:under_sixteen?).and_return(true)
 
     visit management_document_verifications_path
-    fill_in 'document_verification_document_number', with: '1234'
+    fill_in 'document_verification_document_number', with: '12345678Z'
     click_button 'Check'
 
     expect(page).to have_content "You must be over 16 to verify your account."
diff --git a/spec/features/management/email_verifications_spec.rb b/spec/features/management/email_verifications_spec.rb
index 22987f317..d68d9bd5f 100644
--- a/spec/features/management/email_verifications_spec.rb
+++ b/spec/features/management/email_verifications_spec.rb
@@ -8,7 +8,7 @@ feature 'EmailVerifications' do
     user = create(:user)
 
     visit management_document_verifications_path
-    fill_in 'document_verification_document_number', with: '1234'
+    fill_in 'document_verification_document_number', with: '12345678Z'
     click_button 'Check'
 
     expect(page).to have_content "Please introduce the email used on the account"
@@ -30,7 +30,7 @@ feature 'EmailVerifications' do
     expect(page).to_not have_link "Verify my account"
     expect(page).to have_content "Account verified"
 
-    expect(user.reload.document_number).to eq('1234')
+    expect(user.reload.document_number).to eq('12345678Z')
     expect(user).to be_level_three_verified
   end
 
diff --git a/spec/features/management/managed_users_spec.rb b/spec/features/management/managed_users_spec.rb
index 78010bc39..6ac04b137 100644
--- a/spec/features/management/managed_users_spec.rb
+++ b/spec/features/management/managed_users_spec.rb
@@ -57,7 +57,7 @@ feature 'Managed User' do
       user = create(:user)
 
       visit management_document_verifications_path
-      fill_in 'document_verification_document_number', with: '1234'
+      fill_in 'document_verification_document_number', with: '12345678Z'
       click_button 'Check'
 
       within(".account-info") do
@@ -88,7 +88,7 @@ feature 'Managed User' do
       login_as_manager
 
       visit management_document_verifications_path
-      fill_in 'document_verification_document_number', with: '1234'
+      fill_in 'document_verification_document_number', with: '12345678Z'
       click_button 'Check'
 
       expect(page).to have_content "Please introduce the email used on the account"
diff --git a/spec/features/management/users_spec.rb b/spec/features/management/users_spec.rb
index 1a0618e60..694720cc0 100644
--- a/spec/features/management/users_spec.rb
+++ b/spec/features/management/users_spec.rb
@@ -9,7 +9,7 @@ feature 'Users' do
   scenario 'Create a level 3 user from scratch' do
 
     visit management_document_verifications_path
-    fill_in 'document_verification_document_number', with: '1234'
+    fill_in 'document_verification_document_number', with: '12345678Z'
     click_button 'Check'
 
     expect(page).to have_content "Please introduce the email used on the account"
@@ -45,10 +45,10 @@ feature 'Users' do
   end
 
   scenario 'Delete a level 2 user account from document verification page', :js do
-    level_2_user = create(:user, :level_two, document_number: 13579)
+    level_2_user = create(:user, :level_two, document_number: "12345678Z")
 
     visit management_document_verifications_path
-    fill_in 'document_verification_document_number', with: '13579'
+    fill_in 'document_verification_document_number', with: '12345678Z'
     click_button 'Check'
 
     expect(page).to_not have_content "This user account is already verified."
@@ -62,7 +62,7 @@ feature 'Users' do
     expect(level_2_user.reload.erase_reason).to eq "Deleted by manager: manager_user_#{Manager.last.user_id}"
 
     visit management_document_verifications_path
-    fill_in 'document_verification_document_number', with: '13579'
+    fill_in 'document_verification_document_number', with: '12345678Z'
     click_button 'Check'
 
     expect(page).to have_content "no user account associated to it"