diff --git a/packages/client/src/scripts/lookup-instance.ts b/packages/client/src/scripts/lookup-instance.ts
index f3e92b02d8..96b771c746 100644
--- a/packages/client/src/scripts/lookup-instance.ts
+++ b/packages/client/src/scripts/lookup-instance.ts
@@ -9,9 +9,7 @@ export async function lookupInstance() {
 
 	os.api(
 		"federation/show-instance",
-		q.startsWith("http://") || q.startsWith("https://")
-			? { url: q.trim() }
-			: { fileId: q.trim() },
+		q.startsWith("http://") || q.startsWith("https://") ? { host: q.replace("https://", "") } : { host: q }
 	)
 		.then((instance) => {
 			os.pageWindow(`/instance-info/${instance.host}`);