diff --git a/lib/cpp/test/concurrency/ThreadManagerTests.h b/lib/cpp/test/concurrency/ThreadManagerTests.h
index 27bf6c5..904948c 100644
--- a/lib/cpp/test/concurrency/ThreadManagerTests.h
+++ b/lib/cpp/test/concurrency/ThreadManagerTests.h
@@ -106,7 +106,7 @@
     shared_ptr<PlatformThreadFactory> threadFactory
         = shared_ptr<PlatformThreadFactory>(new PlatformThreadFactory());
 
-#ifndef USE_BOOST_THREAD
+#if !USE_BOOST_THREAD && !USE_STD_THREAD
     threadFactory->setPriority(PosixThreadFactory::HIGHEST);
 #endif
     threadManager->threadFactory(threadFactory);
@@ -253,7 +253,7 @@
       shared_ptr<PlatformThreadFactory> threadFactory
           = shared_ptr<PlatformThreadFactory>(new PlatformThreadFactory());
 
-#ifndef USE_BOOST_THREAD
+#if !USE_BOOST_THREAD && !USE_STD_THREAD
       threadFactory->setPriority(PosixThreadFactory::HIGHEST);
 #endif
       threadManager->threadFactory(threadFactory);