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MongoDB AtlasSchemaAdditive

Response schema changed for PATCH /api/atlas/v2/groups/{groupId}/maintenanceWindow (GroupMaintenanceWindow)

Affected surface
PATCH /api/atlas/v2/groups/{groupId}/maintenanceWindow
Affected field
GroupMaintenanceWindow

What changed

Response schema changed for PATCH /api/atlas/v2/groups/{groupId}/maintenanceWindow (GroupMaintenanceWindow) Affected surface: PATCH /api/atlas/v2/groups/{groupId}/maintenanceWindow. Root cause: schema `GroupMaintenanceWindow`. Detected at Fri, 29 May 2026 01:52:04 UTC UTC.

Diff

{
  "added_fields": [
    "waveAssignment",
    "effectiveWaveAssignment"
  ],
  "path": "PATCH /api/atlas/v2/groups/{groupId}/maintenanceWindow",
  "schema_path": "schema GroupMaintenanceWindow"
}

Likely impact

This is an additive change. Existing integrations are unaffected; this is mostly useful if you want to take advantage of the new surface.

Diff your serializers against the new schema. The diff above shows what moved.

Related changes

Other endpoints affected by the same root cause.

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