diff --git a/pitch-deck/components/PitchDeck.tsx b/pitch-deck/components/PitchDeck.tsx
index 773e0ad..deba086 100644
--- a/pitch-deck/components/PitchDeck.tsx
+++ b/pitch-deck/components/PitchDeck.tsx
@@ -68,7 +68,7 @@ export default function PitchDeck({ lang, onToggleLanguage, investor, onLogout,
   const error = previewData ? null : fetched.error
   const nav = useSlideNavigation()
   const [fabOpen, setFabOpen] = useState(false)
-  const isWandeldarlehen = (data?.funding?.instrument || '').toLowerCase().includes('wandeldarlehen')
+  const isWandeldarlehen = (data?.funding?.instrument || '').toLowerCase() === 'wandeldarlehen'
 
   // For version previews: use the version's default FM scenario instead of base table default
   // eslint-disable-next-line @typescript-eslint/no-explicit-any