diff --git a/pitch-deck/app/api/admin/fp-patch/route.ts b/pitch-deck/app/api/admin/fp-patch/route.ts
index ed07410..ff87109 100644
--- a/pitch-deck/app/api/admin/fp-patch/route.ts
+++ b/pitch-deck/app/api/admin/fp-patch/route.ts
@@ -1,49 +1,17 @@
 import { NextRequest, NextResponse } from 'next/server'
+import { requireAdmin } from '@/lib/admin-auth'
 import pool from '@/lib/db'
 import { computeFinanzplan } from '@/lib/finanzplan/engine'
 
+/** Admin-only: recompute a Finanzplan scenario. */
 export async function POST(request: NextRequest) {
+  const guard = await requireAdmin(request)
+  if (guard.kind === 'response') return guard.response
+
   const body = await request.json().catch(() => ({}))
-  const results: string[] = []
+  const scenarioId = body.scenarioId || (await pool.query("SELECT id FROM fp_scenarios WHERE is_default = true LIMIT 1")).rows[0]?.id
+  if (!scenarioId) return NextResponse.json({ error: 'No scenario found' }, { status: 404 })
 
-  try {
-    // Get Base Case scenario ID on production
-    const BASE = (await pool.query("SELECT id FROM fp_scenarios WHERE is_default=true LIMIT 1")).rows[0]?.id
-    if (!BASE) { results.push('NO BASE SCENARIO'); return NextResponse.json({ ok: false, results }) }
-
-    // Import kunden
-    if (body.kunden?.length) {
-      await pool.query(`DELETE FROM fp_kunden WHERE scenario_id=$1`, [BASE])
-      for (const r of body.kunden) {
-        await pool.query(
-          `INSERT INTO fp_kunden (scenario_id,segment_name,segment_index,row_label,row_index,is_editable,values,sort_order) VALUES ($1,$2,$3,$4,$5,$6,$7,$8)`,
-          [BASE, r.segment_name, r.segment_index, r.row_label, r.row_index, r.is_editable, JSON.stringify(r.values), r.sort_order])
-      }
-      results.push(`kunden: ${body.kunden.length}`)
-    }
-
-    // Import umsatz
-    if (body.umsatz?.length) {
-      await pool.query(`DELETE FROM fp_umsatzerloese WHERE scenario_id=$1`, [BASE])
-      for (const r of body.umsatz) {
-        await pool.query(
-          `INSERT INTO fp_umsatzerloese (scenario_id,section,row_label,row_index,is_editable,values,sort_order) VALUES ($1,$2,$3,$4,$5,$6,$7)`,
-          [BASE, r.section, r.row_label, r.row_index, r.is_editable, JSON.stringify(r.values), r.sort_order])
-      }
-      results.push(`umsatz: ${body.umsatz.length}`)
-    }
-
-    // Recompute Base Case
-    const r = await computeFinanzplan(pool, BASE)
-    results.push(`BASE cash_m60=${r.liquiditaet?.endstand?.m60}`)
-
-    // Verify
-    const { rows: guv } = await pool.query(
-      `SELECT (values->>'y2026')::numeric as y26, (values->>'y2030')::numeric as y30 FROM fp_guv WHERE scenario_id=$1 AND row_label='Umsatzerlöse'`, [BASE])
-    results.push(`Umsatz: ${JSON.stringify(guv[0])}`)
-  } catch (err) {
-    results.push(`ERROR: ${err instanceof Error ? err.message : String(err)}`)
-  }
-
-  return NextResponse.json({ ok: true, results })
+  const result = await computeFinanzplan(pool, scenarioId)
+  return NextResponse.json({ success: true, scenarioId, cash_m60: result.liquiditaet?.endstand?.m60 })
 }
diff --git a/pitch-deck/middleware.ts b/pitch-deck/middleware.ts
index fc6dfe4..2cfd3ba 100644
--- a/pitch-deck/middleware.ts
+++ b/pitch-deck/middleware.ts
@@ -6,7 +6,6 @@ const PUBLIC_PATHS = [
   '/auth',                    // investor login pages
   '/api/auth',                // investor auth API
   '/api/health',
-  '/api/admin/fp-patch',
   '/api/admin-auth',          // admin login API
   '/pitch-admin/login',       // admin login page
   '/_next',