diff --git a/test/400_weave_local_test.sh b/test/400_weave_local_test.sh
index 286f986f..c4f9eab4 100755
--- a/test/400_weave_local_test.sh
+++ b/test/400_weave_local_test.sh
@@ -6,10 +6,13 @@ start_suite "Run weave with --local"
 
 run_on $HOST1 sudo ./weave --local reset
 
-run_on $HOST1 sudo ./weave --local launch
+run_on $HOST1 sudo ./weave --local launch -iprange 10.2.5.0/24
 assert_raises "docker_on $HOST1 ps | grep weave"
 
 run_on $HOST1 sudo ./weave --local run 10.2.6.5/24 -ti --name=c1 gliderlabs/alpine /bin/sh
 assert_raises "exec_on $HOST1 c1 ifconfig | grep ethwe"
 
+run_on $HOST1 sudo ./weave --local run -ti --name=c2 gliderlabs/alpine /bin/sh
+assert_raises "exec_on $HOST1 c2 ifconfig | grep ethwe"
+
 end_suite