diff --git a/bt5/vifib_base/PropertySheetTemplateItem/VifibSalePackingListLineConstraint.py b/bt5/vifib_base/PropertySheetTemplateItem/VifibSalePackingListLineConstraint.py
index b549d4b4ebcd5e1edeba781aa4d43086b0f342ed..652b6928e3487c5e9e2066d85f98e2166fcc06f9 100644
--- a/bt5/vifib_base/PropertySheetTemplateItem/VifibSalePackingListLineConstraint.py
+++ b/bt5/vifib_base/PropertySheetTemplateItem/VifibSalePackingListLineConstraint.py
@@ -37,7 +37,7 @@ class VifibSalePackingListLineConstraint:
       'max_arity'     : '1',
       'portal_type'   : ('Computer Partition', 'Slave Partition'),
       'base_category' : ('aggregate'),
-      'message_arity_with_portal_type_to_small': message,
+      'message_arity_with_portal_type_too_small': message,
       'message_arity_with_portal_type_not_in_range': message,
     },
     { 'id'            : 'sale_packing_list_line_aggregate_hosting_subscription',
@@ -47,7 +47,7 @@ class VifibSalePackingListLineConstraint:
       'max_arity'     : '1',
       'portal_type'   : 'Hosting Subscription',
       'base_category' : ('aggregate'),
-      'message_arity_with_portal_type_to_small': message,
+      'message_arity_with_portal_type_too_small': message,
       'message_arity_with_portal_type_not_in_range': message,
     },
     { 'id'            : 'sale_packing_list_line_aggregate_software_instance',
@@ -57,7 +57,7 @@ class VifibSalePackingListLineConstraint:
       'max_arity'     : '1',
       'portal_type'   : 'Software Instance',
       'base_category' : ('aggregate'),
-      'message_arity_with_portal_type_to_small': message,
+      'message_arity_with_portal_type_too_small': message,
       'message_arity_with_portal_type_not_in_range': message,
     },
     { 'id'            : 'sale_packing_list_line_aggregate_software_release',
@@ -67,7 +67,7 @@ class VifibSalePackingListLineConstraint:
       'max_arity'     : '1',
       'portal_type'   : 'Software Release',
       'base_category' : ('aggregate'),
-      'message_arity_with_portal_type_to_small': message,
+      'message_arity_with_portal_type_too_small': message,
       'message_arity_with_portal_type_not_in_range': message,
     },
   )
diff --git a/bt5/vifib_base/bt/revision b/bt5/vifib_base/bt/revision
index 412965750910b48d20bc79b925a1cc30685a9d64..8e24a69a053265b21f1ba4d1c8429aa2c0dffa67 100644
--- a/bt5/vifib_base/bt/revision
+++ b/bt5/vifib_base/bt/revision
@@ -1 +1 @@
-196
\ No newline at end of file
+198
\ No newline at end of file