diff --git a/lib/poller.js b/lib/poller.js
index 65418df4..210a5cba 100644
--- a/lib/poller.js
+++ b/lib/poller.js
@@ -195,10 +195,8 @@ const cleanOldFailedQRScans = () => {
   readdirRec(path.join(OPERATOR_DATA_DIR, 'failedQRScans'))
     .then(entries => Promise.all(
       entries
-        .filter(entry => entry.isFile())
-        .map(entry => entry.path)
-        .filter(isOld)
-        .map(fs.unlink)
+        .filter(entry => entry.isFile() && isOld(entry.path))
+        .map(entry => fs.unlink(entry.path))
     ))
     .catch(err => {
       console.log("Error cleaning up failed QR scans:", err)