Index: tests/substdefault.test
===================================================================
diff -u -rd4706d18f1881fd9d7c0ba017b56002dd227912e -r8e2e356e9bcef39f43dfe3690b82d9586c7adc72
--- tests/substdefault.test	(.../substdefault.test)	(revision d4706d18f1881fd9d7c0ba017b56002dd227912e)
+++ tests/substdefault.test	(.../substdefault.test)	(revision 8e2e356e9bcef39f43dfe3690b82d9586c7adc72)
@@ -1,4 +1,7 @@
 # -*- tcl -*-
+
+package prefer latest
+
 package req nx::test
 
 #