diff --git a/Controllers/LinesController.cs b/Controllers/LinesController.cs
index cdfa4ea..028206f 100644
--- a/Controllers/LinesController.cs
+++ b/Controllers/LinesController.cs
@@ -1177,6 +1177,16 @@ namespace line_gestao_api.Controllers
             var lastRow = ws.LastRowUsed()?.RowNumber() ?? startRow;
 
             var tenantId = GetTenantIdFromClaims();
+            var notificationsQuery = _db.Notifications
+                .IgnoreQueryFilters()
+                .Where(n => n.VigenciaLineId != null);
+            if (tenantId.HasValue)
+            {
+                notificationsQuery = notificationsQuery.Where(n => n.TenantId == tenantId.Value);
+            }
+            await notificationsQuery.ExecuteUpdateAsync(setters =>
+                setters.SetProperty(n => n.VigenciaLineId, n => null));
+
             var vigenciaQuery = _db.VigenciaLines.IgnoreQueryFilters();
             if (tenantId.HasValue)
             {