diff --git a/mosu-app/src/pages/events/competition/index.tsx b/mosu-app/src/pages/events/competition/index.tsx
index bc473413..dad9a882 100644
--- a/mosu-app/src/pages/events/competition/index.tsx
+++ b/mosu-app/src/pages/events/competition/index.tsx
@@ -14,6 +14,7 @@ export const getStaticProps = async () => {
     const topRatedSchools = await getTopRatedSchools();
 
     const sortedTopRatedSchools = topRatedSchools
+        .filter((school) => school.schoolName !== null)
         .sort((e1, e2) => e2.paidApplicationCount - e1.paidApplicationCount)
         .slice(0, 20);
     const top3Schools = sortedTopRatedSchools.slice(0, 3).map((school) => school.schoolName);