diff --git a/src/index.ts b/src/index.ts
index e0f8f5a..7f0d5a2 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -129,7 +129,7 @@ console.log(`Server is running at ${app.server?.hostname}:${app.server?.port}`)
  * @param sport - sport to fetch
  * @param division - division to fetch
  */
-async function getTodayUrl(sport: string, division: string) {
+async function getTodayUrl(sport: string, division: string): Promise<string> {
 	// check cache
 	const cacheKey = `today-${sport}-${division}`
 	if (cache.has(cacheKey)) {