diff --git a/kybackup/maindialog.cpp b/kybackup/maindialog.cpp
index aaf75a5..66aa2f7 100755
--- a/kybackup/maindialog.cpp
+++ b/kybackup/maindialog.cpp
@@ -161,6 +161,7 @@ void MainDialog::initTileBar()
 //    selectTheme->addAction(darkTheme);
 
     m_backupHelp = new QAction(tr("Help"), m_titleWidget);
+    m_backupHelp->setShortcut(QKeySequence::HelpContents);
     backupMain->addAction(m_backupHelp);
     m_backupAbout = new QAction(tr("About"), m_titleWidget);
     backupMain->addAction(m_backupAbout);