diff --git a/lib/smstools-handler/failed.js b/lib/smstools-handler/failed.js
index f133014..5bb580a 100644
--- a/lib/smstools-handler/failed.js
+++ b/lib/smstools-handler/failed.js
@@ -32,6 +32,7 @@ module.exports = async (msgFilename) => {
 
     logger.verbose('Sent failed detected', {
         eventType,
+        msgFile: msgFilename,
         to,
         modem,
         imsi,