diff --git a/web/components/portfolio/portfolio-value-graph.tsx b/web/components/portfolio/portfolio-value-graph.tsx
index 18031593..50a6b59a 100644
--- a/web/components/portfolio/portfolio-value-graph.tsx
+++ b/web/components/portfolio/portfolio-value-graph.tsx
@@ -77,6 +77,7 @@ export const PortfolioValueGraph = memo(function PortfolioValueGraph(props: {
         enableGridY={true}
         enableSlices="x"
         animate={false}
+        yFormat={(value) => formatMoney(+value)}
       ></ResponsiveLine>
     </div>
   )