diff --git a/src/plugins/nightcolor/nightcolormanager.cpp b/src/plugins/nightcolor/nightcolormanager.cpp
index db99d270f1..dc88c58163 100644
--- a/src/plugins/nightcolor/nightcolormanager.cpp
+++ b/src/plugins/nightcolor/nightcolormanager.cpp
@@ -79,15 +79,6 @@ NightColorManager::NightColorManager()
     // we may always read in the current config
     readConfig();
 
-    // legacy shortcut with localized key (to avoid breaking existing config)
-    // TODO Plasma 6: Remove it.
-    if (i18n("Toggle Night Color") != QStringLiteral("Toggle Night Color")) {
-        QAction toggleActionLegacy;
-        toggleActionLegacy.setProperty("componentName", QStringLiteral("kwin"));
-        toggleActionLegacy.setObjectName(i18n("Toggle Night Color"));
-        KGlobalAccel::self()->removeAllShortcuts(&toggleActionLegacy);
-    }
-
     QAction *toggleAction = new QAction(this);
     toggleAction->setProperty("componentName", QStringLiteral("kwin"));
     toggleAction->setObjectName(QStringLiteral("Toggle Night Color"));