diff --git a/app/services/bulk_upload/lettings/year2026/csv_parser.rb b/app/services/bulk_upload/lettings/year2026/csv_parser.rb
index 2484cbc4b..85c130c76 100644
--- a/app/services/bulk_upload/lettings/year2026/csv_parser.rb
+++ b/app/services/bulk_upload/lettings/year2026/csv_parser.rb
@@ -4,7 +4,7 @@ class BulkUpload::Lettings::Year2026::CsvParser
   include CollectionTimeHelper
 
   # TODO: CLDC-4162: Update when 2026 format is known
-  FIELDS = 129
+  FIELDS = 137
   MAX_COLUMNS = 130
   FORM_YEAR = 2026
 
diff --git a/spec/services/bulk_upload/lettings/validator_spec.rb b/spec/services/bulk_upload/lettings/validator_spec.rb
index 0658d95f0..71db52258 100644
--- a/spec/services/bulk_upload/lettings/validator_spec.rb
+++ b/spec/services/bulk_upload/lettings/validator_spec.rb
@@ -11,7 +11,7 @@ RSpec.describe BulkUpload::Lettings::Validator do
   let(:user) { create(:user, organisation:) }
   let(:log) { build(:lettings_log, :completed, period: 2, assigned_to: user) }
   let(:log_to_csv) { BulkUpload::LettingsLogToCsv.new(log:) }
-  let(:bulk_upload) { create(:bulk_upload, user:, year: log.collection_start_year) }
+  let(:bulk_upload) { create(:bulk_upload, :lettings, user:, year: year) }
   let(:path) { file.path }
   let(:file) { Tempfile.new }
 
@@ -190,8 +190,8 @@ RSpec.describe BulkUpload::Lettings::Validator do
           expect(error.tenant_code).to eql(log.tenancycode)
           expect(error.property_ref).to eql(log.propcode)
           expect(error.row).to eql("2")
-          expect(error.cell).to eql("CX2")
-          expect(error.col).to eql("CX")
+          expect(error.cell).to eql("DL2")
+          expect(error.col).to eql("DL")
         end
       end
     end
diff --git a/spec/services/bulk_upload/sales/validator_spec.rb b/spec/services/bulk_upload/sales/validator_spec.rb
index b665b2b5c..43fedc969 100644
--- a/spec/services/bulk_upload/sales/validator_spec.rb
+++ b/spec/services/bulk_upload/sales/validator_spec.rb
@@ -11,7 +11,7 @@ RSpec.describe BulkUpload::Sales::Validator do
   let(:organisation) { create(:organisation, old_visible_id: "123") }
   let(:log) { build(:sales_log, :completed, assigned_to: user) }
   let(:log_to_csv) { BulkUpload::SalesLogToCsv.new(log:) }
-  let(:bulk_upload) { create(:bulk_upload, user:, year: log.collection_start_year) }
+  let(:bulk_upload) { create(:bulk_upload, :sales, user:, year: year) }
   let(:path) { file.path }
   let(:file) { Tempfile.new }