diff --git a/src/borgstore/backends/rclone.py b/src/borgstore/backends/rclone.py
index 9ce5663..8df41cf 100644
--- a/src/borgstore/backends/rclone.py
+++ b/src/borgstore/backends/rclone.py
@@ -112,7 +112,7 @@ def discard():
                 if not line:
                     break  # Process has finished
 
-        thread = threading.Thread(target=discard)
+        thread = threading.Thread(target=discard, daemon=True)
         thread.start()
 
     def close(self):