diff --git a/tests/auto/network/access/qnetworkreply/tst_qnetworkreply.cpp b/tests/auto/network/access/qnetworkreply/tst_qnetworkreply.cpp
index 7d065f1248e..6450d2a5d28 100644
--- a/tests/auto/network/access/qnetworkreply/tst_qnetworkreply.cpp
+++ b/tests/auto/network/access/qnetworkreply/tst_qnetworkreply.cpp
@@ -6490,6 +6490,9 @@ void tst_QNetworkReply::sslSessionSharing()
     QNetworkRequest warmupRequest(urlString);
     QFETCH(bool, sessionSharingEnabled);
     warmupRequest.setAttribute(QNetworkRequest::User, sessionSharingEnabled); // so we can read it from the slot
+    // Make sure the socket is closed when the request is finished to guarantee that
+    // the _socket_ is not reused, but rather the ssl session
+    warmupRequest.setRawHeader("Connection", "close");
     if (! sessionSharingEnabled) {
         QSslConfiguration configuration(QSslConfiguration::defaultConfiguration());
         configuration.setSslOption(QSsl::SslOptionDisableSessionSharing, true);