diff --git a/src/corelib/text/qbytearraylist.h b/src/corelib/text/qbytearraylist.h
index f5302884f1b..cfae7f5bdff 100644
--- a/src/corelib/text/qbytearraylist.h
+++ b/src/corelib/text/qbytearraylist.h
@@ -37,7 +37,12 @@ template <> struct QListSpecialMethods<QByteArray> : QListSpecialMethodsBase<QBy
 {
 #ifndef Q_QDOC
 protected:
+    QListSpecialMethods() = default;
     ~QListSpecialMethods() = default;
+    QListSpecialMethods(const QListSpecialMethods &) = default;
+    QListSpecialMethods(QListSpecialMethods &&) = default;
+    QListSpecialMethods &operator=(const QListSpecialMethods &) = default;
+    QListSpecialMethods &operator=(QListSpecialMethods &&) = default;
 #endif
 public:
     using QListSpecialMethodsBase<QByteArray>::indexOf;
diff --git a/src/corelib/tools/qlist.h b/src/corelib/tools/qlist.h
index 60c48d30e58..f5304693c8c 100644
--- a/src/corelib/tools/qlist.h
+++ b/src/corelib/tools/qlist.h
@@ -30,7 +30,12 @@ namespace QtPrivate {
 template <typename T> struct QListSpecialMethodsBase
 {
 protected:
+    QListSpecialMethodsBase() = default;
     ~QListSpecialMethodsBase() = default;
+    QListSpecialMethodsBase(const QListSpecialMethodsBase &) = default;
+    QListSpecialMethodsBase(QListSpecialMethodsBase &&) = default;
+    QListSpecialMethodsBase &operator=(const QListSpecialMethodsBase &) = default;
+    QListSpecialMethodsBase &operator=(QListSpecialMethodsBase &&) = default;
 
     using Self = QList<T>;
     Self *self() { return static_cast<Self *>(this); }
@@ -51,7 +56,13 @@ public:
 template <typename T> struct QListSpecialMethods : QListSpecialMethodsBase<T>
 {
 protected:
+    QListSpecialMethods() = default;
     ~QListSpecialMethods() = default;
+    QListSpecialMethods(const QListSpecialMethods &) = default;
+    QListSpecialMethods(QListSpecialMethods &&) = default;
+    QListSpecialMethods &operator=(const QListSpecialMethods &) = default;
+    QListSpecialMethods &operator=(QListSpecialMethods &&) = default;
+
 public:
     using QListSpecialMethodsBase<T>::indexOf;
     using QListSpecialMethodsBase<T>::lastIndexOf;