diff --git a/tests/test-phases-exchange.t b/tests/test-phases-exchange.t
index 53071142c7d7ae8a7e3b96a3f73f263d43079e64_dGVzdHMvdGVzdC1waGFzZXMtZXhjaGFuZ2UudA==..d49328038b381407165eb889f21e9effd0a81278_dGVzdHMvdGVzdC1waGFzZXMtZXhjaGFuZ2UudA== 100644
--- a/tests/test-phases-exchange.t
+++ b/tests/test-phases-exchange.t
@@ -1048,7 +1048,16 @@
   $ cat ../beta.pid >> $DAEMON_PIDS
   $ cd ../gamma
 
-  $ hg pull http://localhost:$HGPORT/
+  $ hg pull http://localhost:$HGPORT/ --config experimental.bundle2-exp=True
+  pulling from http://localhost:$HGPORT/
+  searching for changes
+  no changes found
+  $ hg phase f54f1bb90ff3
+  2: draft
+
+enforce bundle1
+
+  $ hg pull http://localhost:$HGPORT/ --config experimental.bundle2-exp=False
   pulling from http://localhost:$HGPORT/
   searching for changes
   no changes found