1 files changed, 1 insertions, 1 deletions
diff --git a/src/testlib/qtestcase.cpp b/src/testlib/qtestcase.cpp
index f4aa45be73e..53cc849e23c 100644
--- a/src/testlib/qtestcase.cpp
+++ b/src/testlib/qtestcase.cpp
@@ -1176,10 +1176,10 @@ class WatchDog : public QThread
 
 public:
     WatchDog()
+        : expecting{ThreadStart}
     {
         setObjectName("QtTest Watchdog"_L1);
         auto locker = qt_unique_lock(mutex);
-        expecting.store(ThreadStart, std::memory_order_relaxed);
         start();
         waitFor(locker, ThreadStart);
     }