diff --git a/src/corelib/thread/qthread.cpp b/src/corelib/thread/qthread.cpp
index feb9c2281ca..e0d252b8eec 100644
--- a/src/corelib/thread/qthread.cpp
+++ b/src/corelib/thread/qthread.cpp
@@ -989,12 +989,6 @@ void QThread::setEventDispatcher(QAbstractEventDispatcher *eventDispatcher)
     \fn bool QThread::wait(unsigned long time)
     \overload
 */
-bool QThread::wait(unsigned long time)
-{
-    if (time == std::numeric_limits<unsigned long>::max())
-        return wait(QDeadlineTimer(QDeadlineTimer::Forever));
-    return wait(QDeadlineTimer(time));
-}
 
 #if QT_CONFIG(thread)
 
diff --git a/src/corelib/thread/qthread.h b/src/corelib/thread/qthread.h
index 49224c81e68..7d268cffc93 100644
--- a/src/corelib/thread/qthread.h
+++ b/src/corelib/thread/qthread.h
@@ -115,8 +115,12 @@ public Q_SLOTS:
 
 public:
     bool wait(QDeadlineTimer deadline = QDeadlineTimer(QDeadlineTimer::Forever));
-    // ### Qt6 inline this function
-    bool wait(unsigned long time);
+    bool wait(unsigned long time)
+    {
+        if (time == std::numeric_limits<unsigned long>::max())
+            return wait(QDeadlineTimer(QDeadlineTimer::Forever));
+        return wait(QDeadlineTimer(time));
+    }
 
     static void sleep(unsigned long);
     static void msleep(unsigned long);