diff --git a/src/lib/text/ktexttohtmlemoticonsinterface.h b/src/lib/text/ktexttohtmlemoticonsinterface.h
index 8c36cf5..4aca47a 100644
--- a/src/lib/text/ktexttohtmlemoticonsinterface.h
+++ b/src/lib/text/ktexttohtmlemoticonsinterface.h
@@ -1,45 +1,46 @@
 /*
   Copyright (c) 2014 Daniel Vrátil <dvratil@redhat.com>
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
 
   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
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
 */
 
 #ifndef KTEXTTOHTMLEMOTICONSINTERFACE_H
 #define KTEXTTOHTMLEMOTICONSINTERFACE_H
 
 #include <QStringList>
+#include <QMetaType>
 
 /**
  * @internal
  * Used internally by KTextToHTML, implemented by plugin, for dynamic dependency on KEmoticons
  */
 class KTextToHTMLEmoticonsInterface
 {
 public:
     KTextToHTMLEmoticonsInterface() {}
     virtual ~KTextToHTMLEmoticonsInterface() {} // KF6 TODO: de-inline (-Wweak-vtables)
 
     virtual QString parseEmoticons(const QString &text,
                                    bool strictParse = false,
                                    const QStringList &exclude = QStringList()) = 0;
 
 };
 
 Q_DECLARE_METATYPE(KTextToHTMLEmoticonsInterface *)
 
 #define KTEXTTOHTMLEMOTICONS_PROPERTY "KTextToHTMLEmoticons"
 
 #endif