diff --git a/app/services/exports/case_log_export_service.rb b/app/services/exports/case_log_export_service.rb
index c8ad2dd8a..70600b6d7 100644
--- a/app/services/exports/case_log_export_service.rb
+++ b/app/services/exports/case_log_export_service.rb
@@ -35,7 +35,8 @@ module Exports
       today = Time.zone.today
       increment_number = export.daily_run_number.to_s.rjust(4, "0")
       month = today.month.to_s.rjust(2, "0")
-      file_path = "Manifest_#{today.year}_#{month}_#{today.day}_#{increment_number}.csv"
+      day = today.day.to_s.rjust(2, "0")
+      file_path = "Manifest_#{today.year}_#{month}_#{day}_#{increment_number}.csv"
       string_io = build_manifest_csv_io
       @storage_service.write_file(file_path, string_io)
     end
diff --git a/spec/services/exports/case_log_export_service_spec.rb b/spec/services/exports/case_log_export_service_spec.rb
index 01aab3cb1..2b8846d05 100644
--- a/spec/services/exports/case_log_export_service_spec.rb
+++ b/spec/services/exports/case_log_export_service_spec.rb
@@ -6,7 +6,7 @@ RSpec.describe Exports::CaseLogExportService do
   let(:export_filepath) { "spec/fixtures/exports/case_logs.xml" }
   let(:export_file) { File.open(export_filepath, "r:UTF-8") }
 
-  let(:expected_data_filename) { "core_2022_02_08/dat_core_2022_02_08_0001" }
+  let(:expected_data_filename) { "core_2022_02_08/dat_core_2022_02_08_0001.xml" }
   let(:expected_master_manifest_filename) { "Manifest_2022_02_08_0001.csv" }
   let(:expected_master_manifest_filename2) { "Manifest_2022_02_08_0002.csv" }