1 files changed, 2 insertions, 0 deletions
diff --git a/src/base/QXmppDataForm.h b/src/base/QXmppDataForm.h
index 0cfa5e23..35d1019e 100644
--- a/src/base/QXmppDataForm.h
+++ b/src/base/QXmppDataForm.h
@@ -36,6 +36,7 @@
 class QMimeType;
 class QUrl;
 
+class QXmppDataFormBase;
 class QXmppDataFormPrivate;
 class QXmppDataFormFieldPrivate;
 class QXmppDataFormMediaPrivate;
@@ -195,6 +196,7 @@ public:
                   const QList<Field> &fields,
                   const QString &title = {},
                   const QString &instructions = {});
+    QXmppDataForm(const QXmppDataFormBase &based);
     QXmppDataForm(const QXmppDataForm &other);
     ~QXmppDataForm();