diff --git a/src/ExportView.tsx b/src/ExportView.tsx
index 84226f6..782ec64 100644
--- a/src/ExportView.tsx
+++ b/src/ExportView.tsx
@@ -6,17 +6,10 @@ const ExportView: React.FC<{ plan: Plan }> = ({ plan }) => {
     const jsonText = JSON.stringify(toJSON(plan));
     const [url, setURL] = useState<string | undefined>();
     useEffect(() => {
-        const blob = new Blob([jsonText], { type: 'application/json' });
-        const reader = new FileReader();
-        const onLoad = () => {
-            const url = reader.result;
-            if (typeof url === 'string') {
-                setURL(url);
-            }
-        }
-        reader.addEventListener('load', onLoad);
-        reader.readAsDataURL(blob);
-        return () => reader.removeEventListener('load', onLoad);
+        const blob = new Blob([jsonText], { type: 'application/json' })
+        const url = URL.createObjectURL(blob);
+        setURL(url);
+        return () => URL.revokeObjectURL(url);
     }, [jsonText]);
 
     return (