diff --git a/src/corelib/kernel/qmetaobject.cpp b/src/corelib/kernel/qmetaobject.cpp
index 5f2fccfa5a8..bee788f1d5b 100644
--- a/src/corelib/kernel/qmetaobject.cpp
+++ b/src/corelib/kernel/qmetaobject.cpp
@@ -832,8 +832,7 @@ static void argumentTypesFromString(const char *str, const char *end,
                 --level;
             ++str;
         }
-        QByteArray argType(begin, str - begin);
-        types += QArgumentType(std::move(argType));
+        types.emplace_back(QByteArrayView{begin, str - begin});
     }
 }
 
diff --git a/src/corelib/kernel/qmetaobject_p.h b/src/corelib/kernel/qmetaobject_p.h
index eb41f40ec41..f56d5aacd89 100644
--- a/src/corelib/kernel/qmetaobject_p.h
+++ b/src/corelib/kernel/qmetaobject_p.h
@@ -45,8 +45,8 @@ public:
     QArgumentType(QMetaType metaType)
         : _metaType(metaType)
     {}
-    QArgumentType(const QByteArray &name)
-        : _metaType(QMetaType{qMetaTypeTypeInternal(qToByteArrayViewIgnoringNull(name))}), _name(name)
+    explicit QArgumentType(QByteArrayView name)
+        : _metaType(QMetaType{qMetaTypeTypeInternal(name)}), _name(name)
     {}
     QMetaType metaType() const noexcept
     { return _metaType; }
@@ -69,7 +69,7 @@ private:
     Q_DECLARE_EQUALITY_COMPARABLE_NON_NOEXCEPT(QArgumentType)
 
     QMetaType _metaType;
-    QByteArray _name;
+    QByteArrayView _name;
 };
 Q_DECLARE_TYPEINFO(QArgumentType, Q_RELOCATABLE_TYPE);