diff --git a/tests/auto/other/networkselftest/networkselftest.pro b/tests/auto/other/networkselftest/networkselftest.pro
index 37c87126039..c8b870128d6 100644
--- a/tests/auto/other/networkselftest/networkselftest.pro
+++ b/tests/auto/other/networkselftest/networkselftest.pro
@@ -4,4 +4,5 @@ TARGET = tst_networkselftest
 SOURCES += tst_networkselftest.cpp
 QT = core network testlib
 
+win32:CONFIG += insignificant_test # QTBUG-27571
 DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0