diff --git a/frontend/src/components/contracts/ContractDetailModal.tsx b/frontend/src/components/contracts/ContractDetailModal.tsx
index 7fef1775..a95faee1 100644
--- a/frontend/src/components/contracts/ContractDetailModal.tsx
+++ b/frontend/src/components/contracts/ContractDetailModal.tsx
@@ -75,7 +75,8 @@ export default function ContractDetailModal({ contractId, isOpen, onClose }: Con
           </div>
 
           {/* Anbieter & Tarif */}
-          {(c.providerName || c.provider?.name || c.tariffName || c.tariff?.name) && (
+          {(c.providerName || c.provider?.name || c.tariffName || c.tariff?.name
+            || c.customerNumberAtProvider || c.contractNumberAtProvider) && (
             <Card title="Anbieter & Tarif">
               <div className="grid grid-cols-2 gap-4">
                 {(c.providerName || c.provider?.name) && (