Index: base/bootloaderinstallfile.cpp
===================================================================
--- base/bootloaderinstallfile.cpp	(revision 20987)
+++ base/bootloaderinstallfile.cpp	(working copy)
@@ -83,8 +83,8 @@
     // place (new) bootloader
     m_tempfile.open();
     qDebug() << "renaming" << m_tempfile.fileName() << "->" << fwfile;
+    m_tempfile.rename(fwfile);
     m_tempfile.close();
-    m_tempfile.rename(fwfile);
 
     emit logItem(tr("Bootloader successful installed"), LOGOK);
     logInstall(LogAdd);