diff --git a/app/controllers/settings/verifications_controller.rb b/app/controllers/settings/verifications_controller.rb
index cdb35f1ed2..9cc60ba2e8 100644
--- a/app/controllers/settings/verifications_controller.rb
+++ b/app/controllers/settings/verifications_controller.rb
@@ -19,13 +19,7 @@ class Settings::VerificationsController < Settings::BaseController
 
   def account_params
     params.require(:account).permit(:attribution_domains).tap do |params|
-      params[:attribution_domains] = params[:attribution_domains]&.lines&.map do |line|
-        line
-          .strip
-          .delete_prefix('http://')
-          .delete_prefix('https://')
-          .delete_prefix('*.')
-      end
+      params[:attribution_domains] = params[:attribution_domains].split if params[:attribution_domains]
     end
   end
 
diff --git a/app/models/concerns/account/attribution_domains.rb b/app/models/concerns/account/attribution_domains.rb
index 6b1479ff82..5f4d9afabf 100644
--- a/app/models/concerns/account/attribution_domains.rb
+++ b/app/models/concerns/account/attribution_domains.rb
@@ -4,7 +4,7 @@ module Account::AttributionDomains
   extend ActiveSupport::Concern
 
   included do
-    normalizes :attribution_domains, with: ->(arr) { arr.uniq }
+    normalizes :attribution_domains, with: ->(arr) { arr.filter_map { |str| str.to_s.strip.delete_prefix('http://').delete_prefix('https://').delete_prefix('*.').presence }.uniq }
 
     validates :attribution_domains, domain: true, length: { maximum: 100 }, if: -> { local? && will_save_change_to_attribution_domains? }
   end
diff --git a/spec/models/account_spec.rb b/spec/models/account_spec.rb
index db78abaccd..6c2bc52350 100644
--- a/spec/models/account_spec.rb
+++ b/spec/models/account_spec.rb
@@ -756,7 +756,9 @@ RSpec.describe Account do
     end
 
     describe 'attribution_domains' do
-      it { is_expected.to normalize(:attribution_domains).from(['example.com', 'example.com', 'example.net']).to(['example.com', 'example.net']) }
+      it { is_expected.to normalize(:attribution_domains).from(['example.com', ' example.com ', ' example.net ']).to(['example.com', 'example.net']) }
+      it { is_expected.to normalize(:attribution_domains).from(['https://example.com', 'http://example.net', '*.example.org']).to(['example.com', 'example.net', 'example.org']) }
+      it { is_expected.to normalize(:attribution_domains).from(['', ' ', nil]).to([]) }
     end
   end
 
@@ -800,7 +802,7 @@ RSpec.describe Account do
       it { is_expected.to_not allow_values(account_note_over_limit).for(:note) }
 
       it { is_expected.to allow_values([], ['example.com'], (1..100).to_a).for(:attribution_domains) }
-      it { is_expected.to_not allow_values([''], ['@'], (1..101).to_a).for(:attribution_domains) }
+      it { is_expected.to_not allow_values(['example com'], ['@'], (1..101).to_a).for(:attribution_domains) }
     end
 
     context 'when account is remote' do