diff --git a/src/main.cpp b/src/main.cpp
index c49c72c4b3..5cb7af1c00 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -575,7 +575,11 @@ void Application::updateX11Time(xcb_generic_event_t *event)
     setX11Time(time);
 }
 
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
 bool XcbEventFilter::nativeEventFilter(const QByteArray &eventType, void *message, long int *result)
+#else
+bool XcbEventFilter::nativeEventFilter(const QByteArray &eventType, void *message, qintptr *result)
+#endif
 {
     Q_UNUSED(result)
     if (eventType == "xcb_generic_event_t") {
diff --git a/src/main.h b/src/main.h
index ea2844f966..8d5f234a81 100644
--- a/src/main.h
+++ b/src/main.h
@@ -32,7 +32,11 @@ class X11EventFilter;
 class XcbEventFilter : public QAbstractNativeEventFilter
 {
 public:
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
     bool nativeEventFilter(const QByteArray &eventType, void *message, long int *result) override;
+#else
+    bool nativeEventFilter(const QByteArray &eventType, void *message, qintptr *result) override;
+#endif
 };
 
 class X11EventFilterContainer : public QObject
diff --git a/src/xwl/databridge.cpp b/src/xwl/databridge.cpp
index d156ac4546..9355ae1104 100644
--- a/src/xwl/databridge.cpp
+++ b/src/xwl/databridge.cpp
@@ -57,7 +57,11 @@ void DataBridge::init()
     kwinApp()->installNativeEventFilter(this);
 }
 
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
 bool DataBridge::nativeEventFilter(const QByteArray &eventType, void *message, long int *)
+#else
+bool DataBridge::nativeEventFilter(const QByteArray &eventType, void *message, qintptr *)
+#endif
 {
     if (eventType == "xcb_generic_event_t") {
         xcb_generic_event_t *event = static_cast<xcb_generic_event_t *>(message);
diff --git a/src/xwl/databridge.h b/src/xwl/databridge.h
index 541384eb61..5c94463947 100644
--- a/src/xwl/databridge.h
+++ b/src/xwl/databridge.h
@@ -54,7 +54,11 @@ public:
         return m_dnd;
     }
 
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
     bool nativeEventFilter(const QByteArray &eventType, void *message, long int *result) override;
+#else
+    bool nativeEventFilter(const QByteArray &eventType, void *message, qintptr *result) override;
+#endif
 
 private:
     void init();