diff --git a/tests/auto/network/socket/qtcpserver/BLACKLIST b/tests/auto/network/socket/qtcpserver/BLACKLIST
index ecca156cef3..85de22e8bbb 100644
--- a/tests/auto/network/socket/qtcpserver/BLACKLIST
+++ b/tests/auto/network/socket/qtcpserver/BLACKLIST
@@ -16,3 +16,5 @@ windows-10
 [linkLocal]
 macos arm
 
+[addressReusable]
+linux # QTBUG-39985
diff --git a/tests/auto/network/socket/qtcpserver/tst_qtcpserver.cpp b/tests/auto/network/socket/qtcpserver/tst_qtcpserver.cpp
index adf3781c50d..d1fa84f7d0c 100644
--- a/tests/auto/network/socket/qtcpserver/tst_qtcpserver.cpp
+++ b/tests/auto/network/socket/qtcpserver/tst_qtcpserver.cpp
@@ -578,9 +578,6 @@ void tst_QTcpServer::addressReusable()
 #if !QT_CONFIG(process)
     QSKIP("No qprocess support", SkipAll);
 #else
-#ifdef Q_OS_LINUX
-    QSKIP("The addressReusable test is unstable on Linux. See QTBUG-39985.");
-#endif
     QFETCH_GLOBAL(bool, setProxy);
     if (setProxy) {
 #ifndef QT_NO_NETWORKPROXY