diff --git a/libkwineffects/kwineffects.h b/libkwineffects/kwineffects.h
--- a/libkwineffects/kwineffects.h
+++ b/libkwineffects/kwineffects.h
@@ -1198,11 +1198,6 @@
      **/
     virtual void showCursor() = 0;
 
-    /**
-     * @return @ref KConfigGroup which holds given effect's config options
-     **/
-    static KConfigGroup effectConfig(const QString& effectname);
-
 Q_SIGNALS:
     /**
      * Signal emitted when the current desktop changed.
diff --git a/libkwineffects/kwineffects.cpp b/libkwineffects/kwineffects.cpp
--- a/libkwineffects/kwineffects.cpp
+++ b/libkwineffects/kwineffects.cpp
@@ -760,12 +760,6 @@
     return compositing_type & OpenGLCompositing;
 }
 
-KConfigGroup EffectsHandler::effectConfig(const QString& effectname)
-{
-    KSharedConfig::Ptr kwinconfig = KSharedConfig::openConfig(QStringLiteral(KWIN_CONFIG), KConfig::NoGlobals);
-    return kwinconfig->group(QLatin1String("Effect-") + effectname);
-}
-
 EffectsHandler* effects = nullptr;