diff --git a/src/gui/formmain.cpp b/src/gui/formmain.cpp
index a6c03eb8b..8fb429f8d 100755
--- a/src/gui/formmain.cpp
+++ b/src/gui/formmain.cpp
@@ -248,7 +248,6 @@ void FormMain::onAboutToQuit() {
 
     // We locked the lock to exit peacefully, unlock it to avoid warnings.
     SystemFactory::instance()->applicationCloseLock()->unlock();
-    QtSingleApplication::instance()->unlock();
   }
   else {
     // Request for write lock timed-out. This means
@@ -303,7 +302,6 @@ void FormMain::setupIcons() {
   m_ui->m_actionOpenSelectedSourceArticlesExternally->setIcon(icon_theme_factory->fromTheme("item-open"));
   m_ui->m_actionOpenSelectedMessagesInternally->setIcon(icon_theme_factory->fromTheme("item-open"));
   m_ui->m_actionViewSelectedItemsNewspaperMode->setIcon(icon_theme_factory->fromTheme("item-newspaper"));
-
   m_ui->m_actionSelectNextFeedCategory->setIcon(icon_theme_factory->fromTheme("go-down"));
   m_ui->m_actionSelectPreviousFeedCategory->setIcon(icon_theme_factory->fromTheme("go-up"));
   m_ui->m_actionSelectNextMessage->setIcon(icon_theme_factory->fromTheme("go-down"));
diff --git a/src/qtsingleapplication/qtlocalpeer.h b/src/qtsingleapplication/qtlocalpeer.h
index 46faef856..f908b79b3 100644
--- a/src/qtsingleapplication/qtlocalpeer.h
+++ b/src/qtsingleapplication/qtlocalpeer.h
@@ -60,13 +60,6 @@ public:
       return id;
     }
 
-    // Unlocks the file.
-    bool unlock() {
-      bool unlocked = lockFile.unlock();
-      lockFile.remove();
-      return unlocked;
-    }
-
   Q_SIGNALS:
     void messageReceived(const QString &message);
 
diff --git a/src/qtsingleapplication/qtsingleapplication.cpp b/src/qtsingleapplication/qtsingleapplication.cpp
index ae7baca73..e22eae5c8 100644
--- a/src/qtsingleapplication/qtsingleapplication.cpp
+++ b/src/qtsingleapplication/qtsingleapplication.cpp
@@ -95,10 +95,6 @@ QString QtSingleApplication::id() const {
   return peer->applicationId();
 }
 
-bool QtSingleApplication::unlock() {
-  return peer->unlock();
-}
-
 void QtSingleApplication::setActivationWindow(QWidget* aw, bool activateOnMessage) {
   actWin = aw;
   if (activateOnMessage)
diff --git a/src/qtsingleapplication/qtsingleapplication.h b/src/qtsingleapplication/qtsingleapplication.h
index fd3e3b2a9..450498f25 100644
--- a/src/qtsingleapplication/qtsingleapplication.h
+++ b/src/qtsingleapplication/qtsingleapplication.h
@@ -79,11 +79,6 @@ class QT_QTSINGLEAPPLICATION_EXPORT QtSingleApplication : public QApplication {
     bool isRunning();
     QString id() const;
 
-    // Unlocks locked file, thus allows second instance to start
-    // when application is restarted programatically.
-    // Returns true if unlocked.
-    bool unlock();
-
     void setActivationWindow(QWidget* aw, bool activateOnMessage = true);
     QWidget* activationWindow() const;