diff --git a/app/services/csv/lettings_log_csv_service.rb b/app/services/csv/lettings_log_csv_service.rb
index 0a187d524..edf1b7edf 100644
--- a/app/services/csv/lettings_log_csv_service.rb
+++ b/app/services/csv/lettings_log_csv_service.rb
@@ -289,7 +289,7 @@ module Csv
         exact_match = options.find { |definition| definition.year == @year }
         next exact_match if exact_match
 
-        options.max_by(&:year)
+        options.select { |opt| opt.year < @year }.max_by(&:year)
       end
     end
 
diff --git a/app/services/csv/sales_log_csv_service.rb b/app/services/csv/sales_log_csv_service.rb
index 08ce178e3..e30202e8b 100644
--- a/app/services/csv/sales_log_csv_service.rb
+++ b/app/services/csv/sales_log_csv_service.rb
@@ -184,7 +184,7 @@ module Csv
         exact_match = options.find { |definition| definition.year == @year }
         next exact_match if exact_match
 
-        options.max_by(&:year)
+        options.select { |opt| opt.year < @year }.max_by(&:year)
       end
     end