--- a/src/Application.cpp

+++ b/src/Application.cpp

@@ -98,7 +98,7 @@ void Application::populateCommandLinePar

         { { QStringLiteral("fullscreen") },

             i18nc("@info:shell", "Start Konsole in fullscreen mode")

         },

-        { { QStringLiteral("notransparency") },

+        { { QStringLiteral("transparency") },

             i18nc("@info:shell", "Disable transparent backgrounds, even if the system supports them.")

         },

         { { QStringLiteral("list-profiles") },

@@ -161,7 +161,7 @@ Application::~Application()

 MainWindow *Application::newMainWindow()

 {

-    WindowSystemInfo::HAVE_TRANSPARENCY = !m_parser->isSet(QStringLiteral("notransparency"));

+    WindowSystemInfo::HAVE_TRANSPARENCY = m_parser->isSet(QStringLiteral("transparency"));

     auto window = new MainWindow();