diff --git a/src/corelib/json/qjson_p.h b/src/corelib/json/qjson_p.h
index 1767b3e9e6..0b3f517990 100644
--- a/src/corelib/json/qjson_p.h
+++ b/src/corelib/json/qjson_p.h
@@ -144,6 +144,13 @@ public:
         return *this;
     }
 };
+} // namespace QJsonPrivate
+
+template <typename T>
+class QTypeInfo<QJsonPrivate::q_littleendian<T> >
+    : public QTypeInfoMerger<QJsonPrivate::q_littleendian<T>, T> {};
+
+namespace QJsonPrivate {
 
 typedef q_littleendian<short> qle_short;
 typedef q_littleendian<unsigned short> qle_ushort;