diff --git a/product/ERP5/PropertySheet/SubversionPreference.py b/product/ERP5/PropertySheet/SubversionPreference.py
index 5b38e4dc839bd3110fa9a37ae2c1931c13801ac9..51387de06fa70141aacf7aedb12056301ef74aeb 100644
--- a/product/ERP5/PropertySheet/SubversionPreference.py
+++ b/product/ERP5/PropertySheet/SubversionPreference.py
@@ -38,13 +38,8 @@ class SubversionPreference:
       'preference'  : 1,
       'mode'        : 'w' },
     { 'id'          : 'preferred_subversion_working_copy',
-      'description' : 'The Subversion working copy for bt5',
-      'type'        : 'string',
-      'preference'  : 1,
-      'mode'        : 'w' },
-    { 'id'          : 'preferred_bootstrap_working_copy',
-      'description' : 'The Subversion working copy for bootstrap',
-      'type'        : 'string',
+      'description' : 'The Subversion working copies',
+      'type'        : 'lines',
       'preference'  : 1,
       'mode'        : 'w' },
   )