diff --git a/briar-desktop/src/main/kotlin/org/briarproject/briar/desktop/mailbox/MailboxSetupScreen.kt b/briar-desktop/src/main/kotlin/org/briarproject/briar/desktop/mailbox/MailboxSetupScreen.kt
index 331a783e2407cdcd11c27ab6de7da180fdf57910..8d78d23c31d0573872cda399ba7b91c6a87e8628 100644
--- a/briar-desktop/src/main/kotlin/org/briarproject/briar/desktop/mailbox/MailboxSetupScreen.kt
+++ b/briar-desktop/src/main/kotlin/org/briarproject/briar/desktop/mailbox/MailboxSetupScreen.kt
@@ -77,7 +77,7 @@ fun main() = PreviewUtils.preview(
         onPairingLinkChanged = { pairingLink.value = it },
         pairMailbox = { isSettingUp.value = true },
         showError = showError,
-        onPairingErrorSeen = {},
+        onPairingErrorSeen = { setBooleanParameter("showError", false) },
     )
 }