diff --git a/app/models/form/sales/pages/discounted_sale_value_check.rb b/app/models/form/sales/pages/discounted_sale_value_check.rb
index 666f714d9..8ff48a0bd 100644
--- a/app/models/form/sales/pages/discounted_sale_value_check.rb
+++ b/app/models/form/sales/pages/discounted_sale_value_check.rb
@@ -8,7 +8,7 @@ class Form::Sales::Pages::DiscountedSaleValueCheck < ::Form::Page
     }
     @informative_text = {
       "translation" => "soft_validations.discounted_sale_value.informative_text",
-      "arguments" => [{ "key" => "mortgage_deposit_and_grand_total", "label" => false, "i18n_template" => "mortgage_deposit_and_grand_total" }],
+      "arguments" => [{ "key" => "mortgage_deposit_and_grant_total", "label" => false, "i18n_template" => "mortgage_deposit_and_grant_total" }],
     }
     @person_index = person_index
     @depends_on = [
diff --git a/app/models/sales_log.rb b/app/models/sales_log.rb
index d1fde9249..5b0d8f17c 100644
--- a/app/models/sales_log.rb
+++ b/app/models/sales_log.rb
@@ -338,7 +338,7 @@ class SalesLog < Log
     value - discount_amount
   end
 
-  def mortgage_deposit_and_grand_total
+  def mortgage_deposit_and_grant_total
     return if deposit.blank?
 
     grant_amount = grant || 0
diff --git a/app/models/validations/sales/sale_information_validations.rb b/app/models/validations/sales/sale_information_validations.rb
index 4f7b5f40f..fcd1854f4 100644
--- a/app/models/validations/sales/sale_information_validations.rb
+++ b/app/models/validations/sales/sale_information_validations.rb
@@ -52,7 +52,7 @@ module Validations::Sales::SaleInformationValidations
     return unless record.mortgage || record.mortgageused == 2
     return unless record.discount || record.grant || record.type == 29
 
-    if record.mortgage_deposit_and_grand_total != record.value_with_discount && record.discounted_ownership_sale?
+    if record.mortgage_deposit_and_grant_total != record.value_with_discount && record.discounted_ownership_sale?
       %i[mortgage deposit grant value discount ownershipsch].each do |field|
         record.errors.add field, I18n.t("validations.sale_information.discounted_ownership_value", value_with_discount: sprintf("%.2f", record.value_with_discount))
       end
diff --git a/app/models/validations/sales/soft_validations.rb b/app/models/validations/sales/soft_validations.rb
index bcae563fc..886716343 100644
--- a/app/models/validations/sales/soft_validations.rb
+++ b/app/models/validations/sales/soft_validations.rb
@@ -120,7 +120,7 @@ module Validations::Sales::SoftValidations
     return unless mortgage || mortgageused == 2
     return unless discount || grant || type == 29
 
-    mortgage_deposit_and_grand_total != value_with_discount && discounted_ownership_sale?
+    mortgage_deposit_and_grant_total != value_with_discount && discounted_ownership_sale?
   end
 
 private
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 5606d0980..053929f46 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -527,7 +527,7 @@ en:
       title_text: "You told us this person is a student aged beween 16 and 19"
     discounted_sale_value:
       title_text: "Mortgage, deposit, and grant total must equal £%{value_with_discount}"
-      informative_text: "Your given mortgage, deposit and grand total is £%{mortgage_deposit_and_grand_total}"
+      informative_text: "Your given mortgage, deposit and grant total is £%{mortgage_deposit_and_grant_total}"
 
   devise:
     two_factor_authentication:
diff --git a/spec/models/form/sales/pages/discounted_sale_value_check_spec.rb b/spec/models/form/sales/pages/discounted_sale_value_check_spec.rb
index ffa3b0408..ddd4bc33c 100644
--- a/spec/models/form/sales/pages/discounted_sale_value_check_spec.rb
+++ b/spec/models/form/sales/pages/discounted_sale_value_check_spec.rb
@@ -34,7 +34,7 @@ RSpec.describe Form::Sales::Pages::DiscountedSaleValueCheck, type: :model do
   it "has the correct informative_text" do
     expect(page.informative_text).to eq({
       "translation" => "soft_validations.discounted_sale_value.informative_text",
-      "arguments" => [{ "key" => "mortgage_deposit_and_grand_total", "label" => false, "i18n_template" => "mortgage_deposit_and_grand_total" }],
+      "arguments" => [{ "key" => "mortgage_deposit_and_grant_total", "label" => false, "i18n_template" => "mortgage_deposit_and_grant_total" }],
     })
   end