diff --git a/test/start-syncbased.sh b/test/start-syncbased.sh
index d6c2e11..8b2c99b 100755
--- a/test/start-syncbased.sh
+++ b/test/start-syncbased.sh
@@ -10,4 +10,4 @@
 # fix service-runner to allow flags/arguments, and then have it start syncbased
 # directly with the appropriate flags.  Then we can delete this file.
 
-syncbased -v=1 --name test/syncbased --engine memstore
+syncbased -v=1 --name test/syncbased --engine memstore --v23.tcp.address 127.0.0.1:0