diff --git a/tests/external.nix b/tests/external.nix
index 77fa156..61ffb4f 100644
--- a/tests/external.nix
+++ b/tests/external.nix
@@ -508,7 +508,13 @@
           server.fail("journalctl -u dovecot2 | grep -v 'imap-login: Debug: SSL error: Connection closed' | grep -i error >&2")
           # harmless ? https://dovecot.org/pipermail/dovecot/2020-August/119575.html
           server.fail(
-              "journalctl -u dovecot2 |grep -v 'Expunged message reappeared, giving a new UID'| grep -v 'FTS Xapian: Box is empty' | grep -vE 'FTS Xapian:.*does not exist. Creating it' | grep -i warning >&2"
+            "journalctl -u dovecot2 | \
+              grep -v 'Expunged message reappeared, giving a new UID' | \
+              grep -v 'FTS Xapian: Box is empty' | \
+              grep -v 'FTS Xapian: New version of the plugin' | \
+              grep -vE 'FTS Xapian:.*does not exist. Creating it' | \
+              grep -vE 'FTS Xapian:.*indexes do not exist. Initializing DB' | \
+              grep -i warning >&2"
           )
     '';
 }