diff --git a/src/client.rs b/src/client.rs
index 1bbf2d9..2e81701 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -83,7 +83,7 @@ async fn upload(
     Ok(())
 }
 
-#[instrument(skip(client, cert))]
+#[instrument(skip(client, cert), ret)]
 async fn upload_cert(client: Client, url: Url, cert: Certificate) -> anyhow::Result<()> {
     let resp = client
         .put(url.clone())