diff --git a/tests/auto/CMakeLists.txt b/tests/auto/CMakeLists.txt
index 4a35aa2..bb604d9 100644
--- a/tests/auto/CMakeLists.txt
+++ b/tests/auto/CMakeLists.txt
@@ -1,6 +1,9 @@
 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: BSD-3-Clause
 
+if(NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "QNX")    # QTBUG-121487
+    add_subdirectory(cmake)
+endif()
 add_subdirectory(qcoapclient)
 add_subdirectory(qcoapmessage)
 add_subdirectory(qcoapoption)
diff --git a/tests/auto/cmake/CMakeLists.txt b/tests/auto/cmake/CMakeLists.txt
index b130e27..a2c38db 100644
--- a/tests/auto/cmake/CMakeLists.txt
+++ b/tests/auto/cmake/CMakeLists.txt
@@ -3,14 +3,14 @@
 
 cmake_minimum_required(VERSION 3.16)
 
-project(qmake_cmake_files)
+project(qtcoap_cmake_tests)
 
 enable_testing()
 
-find_package(Qt5Core REQUIRED)
+find_package(Qt6Core REQUIRED)
 
-include("${_Qt5CTestMacros}")
+include("${_Qt6CTestMacros}")
 
-test_module_includes(
+_qt_internal_test_module_includes(
     Coap QCoapClient
 )