diff --git a/tests/auto/network/socket/platformsocketengine/platformsocketengine.pri b/tests/auto/network/socket/platformsocketengine/platformsocketengine.pri
index 868439de6a4..034bbabe1ba 100644
--- a/tests/auto/network/socket/platformsocketengine/platformsocketengine.pri
+++ b/tests/auto/network/socket/platformsocketengine/platformsocketengine.pri
@@ -9,5 +9,6 @@ win32: QMAKE_USE += ws2_32
 unix:qtConfig(reduce_exports) {
     SOURCES += $$QNETWORK_SRC/socket/qnativesocketengine_unix.cpp
     SOURCES += $$QNETWORK_SRC/socket/qnativesocketengine.cpp
+    HEADERS += $$QNETWORK_SRC/socket/qnativesocketengine_p.h
     SOURCES += $$QNETWORK_SRC/socket/qabstractsocketengine.cpp
 }