1 files changed, 2 insertions, 1 deletions
diff --git a/src/corelib/serialization/qjsondocument.cpp b/src/corelib/serialization/qjsondocument.cpp
index 814033610f..446cfcd303 100644
--- a/src/corelib/serialization/qjsondocument.cpp
+++ b/src/corelib/serialization/qjsondocument.cpp
@@ -24,6 +24,7 @@ QT_BEGIN_NAMESPACE
     \inmodule QtCore
     \ingroup json
     \ingroup shared
+    \ingroup qtserialization
     \reentrant
     \since 5.0
 
@@ -280,7 +281,7 @@ QByteArray QJsonDocument::toJson(JsonFormat format) const
  */
 QJsonDocument QJsonDocument::fromJson(const QByteArray &json, QJsonParseError *error)
 {
-    QJsonPrivate::Parser parser(json.constData(), json.length());
+    QJsonPrivate::Parser parser(json.constData(), json.size());
     QJsonDocument result;
     const QCborValue val = parser.parse(error);
     if (val.isArray() || val.isMap()) {