diff --git a/tests/auto/corelib/global/qfloat16/tst_qfloat16.cpp b/tests/auto/corelib/global/qfloat16/tst_qfloat16.cpp
index 1eb74181b56..47cf22e2dfc 100644
--- a/tests/auto/corelib/global/qfloat16/tst_qfloat16.cpp
+++ b/tests/auto/corelib/global/qfloat16/tst_qfloat16.cpp
@@ -193,11 +193,11 @@ void tst_qfloat16::ordering()
     CHECK_FP(qfloat16);
     CHECK_FP(float);
     CHECK_FP(double);
-    // Qt built for VxWorks x86_64 fails to link due to undefined reference to
+    // Qt built for VxWorks x86_64 and arm64 fails to link due to undefined reference to
     // __extendhfxf2 when below check is enabled.
     // This has been acknowledged by WindRiver as a bug
     // and is being tracked in ticket 00154117
-#if !(defined(Q_OS_VXWORKS) && defined(Q_PROCESSOR_X86_64))
+#if !(defined(Q_OS_VXWORKS) && (defined(Q_PROCESSOR_X86_64) || defined(Q_PROCESSOR_ARM_64)))
     CHECK_FP(long double);
 #endif