diff --git a/app/services/csv/lettings_log_csv_service.rb b/app/services/csv/lettings_log_csv_service.rb
index a034d6a04..cbe77ff96 100644
--- a/app/services/csv/lettings_log_csv_service.rb
+++ b/app/services/csv/lettings_log_csv_service.rb
@@ -156,7 +156,7 @@ module Csv
         value = log.public_send(attribute)
         get_label(value, attribute, log)
       elsif DATE_FIELDS.include? attribute
-        log.public_send(attribute)&.iso8601
+        log.public_send(attribute)&.strftime("%F")
       elsif PERSON_DETAILS.any? { |key, _value| key == attribute } && person_details_not_known?(log, attribute)
         case @export_type
         when "codes"
diff --git a/app/services/csv/sales_log_csv_service.rb b/app/services/csv/sales_log_csv_service.rb
index 57f48c126..be83189c0 100644
--- a/app/services/csv/sales_log_csv_service.rb
+++ b/app/services/csv/sales_log_csv_service.rb
@@ -74,7 +74,7 @@ module Csv
         value = log.send(attribute)
         get_label(value, attribute, log)
       elsif DATE_FIELDS.include? attribute
-        log.send(attribute)&.iso8601
+        log.public_send(attribute)&.strftime("%F")
       else
         value = log.public_send(attribute)
         case @export_type