diff --git a/apps/web/src/app/billing/organizations/change-plan-dialog.component.ts b/apps/web/src/app/billing/organizations/change-plan-dialog.component.ts
index f8ccd96e97a..d4ade25aa1d 100644
--- a/apps/web/src/app/billing/organizations/change-plan-dialog.component.ts
+++ b/apps/web/src/app/billing/organizations/change-plan-dialog.component.ts
@@ -1043,7 +1043,8 @@ export class ChangePlanDialogComponent implements OnInit, OnDestroy {
     if (this.organization.useSecretsManager) {
       request.secretsManager = {
         seats: this.sub.smSeats,
-        additionalMachineAccounts: this.sub.smServiceAccounts,
+        additionalMachineAccounts:
+          this.sub.smServiceAccounts - this.sub.plan.SecretsManager.baseServiceAccount,
       };
     }