Index: openacs-4/packages/xowiki/tcl/package-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/package-procs.tcl,v
diff -u -r1.322 -r1.323
--- openacs-4/packages/xowiki/tcl/package-procs.tcl	22 Jun 2018 20:11:55 -0000	1.322
+++ openacs-4/packages/xowiki/tcl/package-procs.tcl	26 Jun 2018 10:25:30 -0000	1.323
@@ -2413,7 +2413,7 @@
     # Different machines in the cluster might have different entries in their caches.
     # Since we use wild-cards to find these, it has to be done on every machine
     ::xo::clusterwide xo::cache_flush_all xowiki_cache link-*-$name-$parent_id
-    ::xo::xotcl_object_type_cache flush -tree_key $parent_id $parent_id-$name
+    ::xo::xotcl_object_type_cache flush -partition_key $parent_id $parent_id-$name
   }
 
   Package instproc delete_revision {-revision_id:required -item_id:required} {