diff --git a/functions/api/coconut.ts b/functions/api/coconut.ts
index 396b199..ec7104c 100644
--- a/functions/api/coconut.ts
+++ b/functions/api/coconut.ts
@@ -25,7 +25,7 @@ export async function onRequestPost(context: RequestContext) {
     secretAccessKey: context.env.R2_SECRET_KEY,
   });
 
-  const { event } = await context.request.json();
+  const { event } = await context.request.json() as { event: string };
 
   if (event === "job.failed") {
     await fetch(context.env.REPORTS_WEBHOOK, {