diff --git a/src/core/indexer.cpp b/src/core/indexer.cpp
index 4e5d6b6c1..2df933901 100644
--- a/src/core/indexer.cpp
+++ b/src/core/indexer.cpp
@@ -1,50 +1,50 @@
 /*
  * Copyright (C) 2018  Daniel Vrátil <dvratil@kde.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) version 3, or any
  * later version accepted by the membership of KDE e.V. (or its
  * successor approved by the membership of KDE e.V.), which shall
  * act as a proxy defined in Section 6 of version 3 of the license.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
 
 #include "indexer_p.h"
 #include "item.h"
 #include "collection.h"
 #include "typepluginloader_p.h"
 #include "indexerinterface.h"
 
 using namespace Akonadi;
 
 QByteArray Indexer::index(const Item &item, const Collection &parent)
 {
     if (auto plugin = qobject_cast<ItemIndexerInterface*>(
             TypePluginLoader::defaultObjectForMimeType(item.mimeType()))) {
         return plugin->index(item, parent);
     }
 
     return {};
 }
 
 QByteArray Indexer::index(const Collection &collection, const Collection &parent)
 {
     if (auto plugin = qobject_cast<CollectionIndexerInterface*>(
-            TypePluginLoader::defaultObjectForMimeType(QStringLiteral("directory/node")))) {
+            TypePluginLoader::defaultObjectForMimeType(Collection::mimeType()))) {
         return plugin->index(collection, parent);
     }
 
     return {};
 }