diff --git a/lib/core-callback/dumper/sender.js b/lib/core-callback/dumper/sender.js
index 1ec8a75..e7c33a8 100644
--- a/lib/core-callback/dumper/sender.js
+++ b/lib/core-callback/dumper/sender.js
@@ -76,5 +76,5 @@ ${
     );
 
     await fsPromise.writeFile(dumpFileName, data);
-    await fsPromise.writeFile(lastDumpFileName);
+    await fsPromise.writeFile(lastDumpFileName, data);
 };