diff --git a/hyrax/app/services/verify_crc_dataset_import.rb b/hyrax/app/services/verify_crc_dataset_import.rb
index aea5668abe2cfd2d64e54c91bda3e743e810ec61..f4e5eb39132d0c33c8664818fab25850813b07d3 100644
--- a/hyrax/app/services/verify_crc_dataset_import.rb
+++ b/hyrax/app/services/verify_crc_dataset_import.rb
@@ -157,7 +157,7 @@ class VerifyCRCDatasetImport
       sanitised_input_list.each do |fp, new_path|
         parts = new_path.split('/')
         if parts.size == 3
-          sanitised_input_list[fp] = File.join(sanitize_title(parts[0]), 'ses 01', sanitize_title(parts[1]), parts[2])
+          sanitised_input_list[fp] = File.join(sanitize_title(parts[0]), 'ses-01', sanitize_title(parts[1]), parts[2])
         end
       end
     end