diff --git a/tests/test-persistent-nodemap.t b/tests/test-persistent-nodemap.t
--- a/tests/test-persistent-nodemap.t
+++ b/tests/test-persistent-nodemap.t
@@ -346,14 +346,14 @@
   $ PATH=$RUNTESTDIR/testlib/:$PATH
   $ echo qpoasp > a
   $ hg ci -m a2 \
-  > --config "hooks.pretxnclose=wait-on-file 20 sync-repo-read sync-txn-pending" \
+  > --config "hooks.pretxnclose=wait-on-file 60 sync-repo-read sync-txn-pending" \
   > --config "hooks.txnclose=touch sync-txn-close" > output.txt 2>&1 &
 
 (read the repository while the commit transaction is pending)
 
-  $ wait-on-file 20 sync-txn-pending && \
+  $ wait-on-file 60 sync-txn-pending && \
   > hg debugnodemap --metadata && \
-  > wait-on-file 20 sync-txn-close sync-repo-read
+  > wait-on-file 60 sync-txn-close sync-repo-read
   uid: ???????????????? (glob)
   tip-rev: 5004
   tip-node: ba87cd9559559e4b91b28cb140d003985315e031