diff --git a/src/upload.rs b/src/upload.rs
index f1dd79e..2da1eba 100644
--- a/src/upload.rs
+++ b/src/upload.rs
@@ -41,6 +41,7 @@ pub async fn flatpak_bundle(
     }
 
     // Create a tmpfile
+    // TODO: ensure tmp_file is cleaned up on early return
     let (tmp_path, mut tmp_file) = block_in_place(|| {
         let mut file = NamedTempFile::new()?;
         file.disable_cleanup(true);