diff --git a/tests/auto/corelib/kernel/kernel.pro b/tests/auto/corelib/kernel/kernel.pro
index 584352c516..839d652be1 100644
--- a/tests/auto/corelib/kernel/kernel.pro
+++ b/tests/auto/corelib/kernel/kernel.pro
@@ -15,6 +15,7 @@ SUBDIRS=\
     qsharedmemory \
     qsignalmapper \
     qsocketnotifier \
+    qsystemsemaphore \
     qtimer \
     qtranslator \
     qvariant \