diff --git a/README.markdown b/README.markdown
index 1e1d4dc..7385f65 100644
--- a/README.markdown
+++ b/README.markdown
@@ -4,7 +4,7 @@ This library is a collection of utilities for Qt's Model/View framework.
 
 ### Status
 [![Build Status](https://github.com/VSRonin/QtModelUtilities/actions/workflows/buildtest.yml/badge.svg?branch=master)](https://github.com/VSRonin/QtModelUtilities/actions)
-[![Qt 5.1 Build Status](https://travis-ci.org/VSRonin/QtModelUtilities.svg?branch=master)](https://travis-ci.org/VSRonin/QtModelUtilities)
+[![Qt 5.1 Build Status](https://travis-ci.com/VSRonin/QtModelUtilities.svg?branch=master)](https://travis-ci.com/VSRonin/QtModelUtilities)
 
 ### Contents
 
diff --git a/tests/tst_HtmlModelSerialiser/tst_htmlmodelserialiser.cpp b/tests/tst_HtmlModelSerialiser/tst_htmlmodelserialiser.cpp
index 996f0fe..76be816 100644
--- a/tests/tst_HtmlModelSerialiser/tst_htmlmodelserialiser.cpp
+++ b/tests/tst_HtmlModelSerialiser/tst_htmlmodelserialiser.cpp
@@ -89,7 +89,12 @@ void tst_HtmlModelSerialiser::validateHtmlOutput()
         validateReply = qnam->post(validateReq, htmlData);
         QEventLoop replyWaitLoop;
         QObject::connect(validateReply, &QNetworkReply::finished, &replyWaitLoop, &QEventLoop::quit);
+#    if (QT_VERSION < QT_VERSION_CHECK(5, 15, 0))
+        QObject::connect(validateReply, static_cast<void (QNetworkReply::*)(QNetworkReply::NetworkError)>(&QNetworkReply::error), &replyWaitLoop,
+                         &QEventLoop::quit);
+#    else
         QObject::connect(validateReply, &QNetworkReply::errorOccurred, &replyWaitLoop, &QEventLoop::quit);
+#    endif
         QObject::connect(validateReply, &QNetworkReply::sslErrors, validateReply,
                          static_cast<void (QNetworkReply::*)()>(&QNetworkReply::ignoreSslErrors));
         replyWaitLoop.exec();