diff --git a/web/src/app/submissions/[submissionId]/_reviewButtons.tsx b/web/src/app/submissions/[submissionId]/_reviewButtons.tsx
index 5a10850..5b1cdbe 100644
--- a/web/src/app/submissions/[submissionId]/_reviewButtons.tsx
+++ b/web/src/app/submissions/[submissionId]/_reviewButtons.tsx
@@ -71,7 +71,7 @@ export default function ReviewButtons(props: ReviewId) {
 			try {
 				// Fetch user roles
 				const rolesResponse = await fetch("/api/session/roles");
-				const rolesData = await rolesResponse.json();
+				const rolesData = parseInt(await rolesResponse.text());
 
 				// Fetch submission status
 				const statusResponse = await fetch(