diff --git a/tests/test-narrow-clone-no-ellipsis.t b/tests/test-narrow-clone-no-ellipsis.t
index 0e21db2458f4bd49875656403f78ac83f0620f1a_dGVzdHMvdGVzdC1uYXJyb3ctY2xvbmUtbm8tZWxsaXBzaXMudA==..eecc7a2ebf52e8a1dedb942008c0e2973b3af241_dGVzdHMvdGVzdC1uYXJyb3ctY2xvbmUtbm8tZWxsaXBzaXMudA== 100644
--- a/tests/test-narrow-clone-no-ellipsis.t
+++ b/tests/test-narrow-clone-no-ellipsis.t
@@ -1,3 +1,9 @@
+TRANSITIONAL CONFIG
+  $ cat << EOF >> $HGRCPATH
+  > [format]
+  > sparse-revlog = yes
+  > EOF
+
   $ . "$TESTDIR/narrow-library.sh"
 
   $ hg init master
@@ -27,6 +33,7 @@
   fncache
   narrowhg-experimental
   revlogv1
+  sparserevlog
   store
   testonly-simplestore (reposimplestore !)