diff --git a/terminal/kiosk-shell/src/moonlight_session.cpp b/terminal/kiosk-shell/src/moonlight_session.cpp
index 62fd103..a9fd323 100644
--- a/terminal/kiosk-shell/src/moonlight_session.cpp
+++ b/terminal/kiosk-shell/src/moonlight_session.cpp
@@ -73,7 +73,10 @@ bool MoonlightSession::start(const ConnectionTicket& ticket, StateCallback callb
     const QString logPath = logDir + QStringLiteral("/moonlight-%1.log")
         .arg(QDate::currentDate().toString(QStringLiteral("yyyyMMdd")));
 
-    connect(process_, &QProcess::finished, this, &MoonlightSession::onProcessFinished);
+    // QProcess::finished 在 Qt5 里有两个重载（(int) 已废弃），必须用 QOverload 消歧
+    connect(process_,
+            QOverload<int, QProcess::ExitStatus>::of(&QProcess::finished), this,
+            &MoonlightSession::onProcessFinished);
     connect(process_, &QProcess::errorOccurred, this, &MoonlightSession::onProcessError);
     connect(process_, &QProcess::readyReadStandardOutput, this, [this, logPath]() {
         QFile log(logPath);