diff --git a/compendium-frontend/src/helpers/dataconversion.tsx b/compendium-frontend/src/helpers/dataconversion.tsx
index 4f572dee1caf1974f15c0a23c375752a4b8d841f..4a2053fb49c274240c7b8395dccf48cd1f6c6019 100644
--- a/compendium-frontend/src/helpers/dataconversion.tsx
+++ b/compendium-frontend/src/helpers/dataconversion.tsx
@@ -142,7 +142,7 @@ export function createBudgetDataset(budgetEntries: Budget[]): BasicDataset {
         return {
             backgroundColor: randomColor,
             borderColor: randomColor,
-            data: labelsYear.map((year) => dataLookup.get(nren)!.get(year)?.budget ?? 0),
+            data: labelsYear.map((year) => dataLookup.get(nren)!.get(year)?.budget ?? null),
             label: nren,
             hidden: false
         }