diff --git a/src/corelib/thread/qfutureinterface.cpp b/src/corelib/thread/qfutureinterface.cpp
index 7512d6174ad..f29f950a1f6 100644
--- a/src/corelib/thread/qfutureinterface.cpp
+++ b/src/corelib/thread/qfutureinterface.cpp
@@ -71,6 +71,8 @@ const auto suspendingOrSuspended =
 
 } // unnamed namespace
 
+QFutureCallOutInterface::~QFutureCallOutInterface()
+    = default;
 
 QFutureInterfaceBase::QFutureInterfaceBase(State initialState)
     : d(new QFutureInterfaceBasePrivate(initialState))
diff --git a/src/corelib/thread/qfutureinterface_p.h b/src/corelib/thread/qfutureinterface_p.h
index fd7f34826de..0c01a0f97d6 100644
--- a/src/corelib/thread/qfutureinterface_p.h
+++ b/src/corelib/thread/qfutureinterface_p.h
@@ -125,7 +125,7 @@ private:
 class QFutureCallOutInterface
 {
 public:
-    virtual ~QFutureCallOutInterface() {}
+    virtual ~QFutureCallOutInterface();
     virtual void postCallOutEvent(const QFutureCallOutEvent &) = 0;
     virtual void callOutInterfaceDisconnected() = 0;
 };