diff --git a/pkg/coredata/migrations/20260619T080348Z.sql b/pkg/coredata/migrations/20260619T080348Z.sql
new file mode 100644
index 000000000..1e62c0bfe
--- /dev/null
+++ b/pkg/coredata/migrations/20260619T080348Z.sql
@@ -0,0 +1,30 @@
+-- Copyright (c) 2026 Probo Inc <hello@probo.com>.
+--
+-- Permission to use, copy, modify, and/or distribute this software for any
+-- purpose with or without fee is hereby granted, provided that the above
+-- copyright notice and this permission notice appear in all copies.
+--
+-- THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+-- REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+-- AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+-- INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+-- LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+-- OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+-- PERFORMANCE OF THIS SOFTWARE.
+
+-- Well-known OAuth2 client for Auditor Mode (prbaud).
+-- Read scopes plus v1:control for measure mutations. Keep in sync with
+-- Constants.OAuth2.scopes in the Auditor Mode macOS app.
+UPDATE iam_oauth2_clients
+SET scopes = '{
+    openid,
+    profile,
+    email,
+    offline_access,
+    v1:control:read,
+    v1:iam:read,
+    v1:org:read,
+    v1:control
+}'::TEXT[],
+    updated_at = NOW()
+WHERE id = 'AAAAAAAAAAAASwAAAAAAAAAAcHJiYXVk';