diff --git a/tests/test-http-bad-server.t b/tests/test-http-bad-server.t
--- a/tests/test-http-bad-server.t
+++ b/tests/test-http-bad-server.t
@@ -13,6 +13,7 @@
   > fakeversion = `pwd`/fakeversion.py
   > [format]
   > sparse-revlog = no
+  > use-persistent-nodemap = no
   > [devel]
   > legacy.exchange = phases
   > [server]