--- a/tests/testlib	Tue Mar 15 17:25:18 2016 +0000
+++ b/tests/testlib	Thu Mar 17 09:12:18 2016 -0700
@@ -12,4 +12,4 @@
 [extensions]
 rebase=
 EOF
-echo "topic=$(echo $(dirname $TESTDIR))/src/topic" >> $HGRCPATH
+echo "topic=$(echo $(dirname $TESTDIR))/hgext3rd/topic" >> $HGRCPATH