diff --git a/src/plugins/autotest/qtest/qttestoutputreader.cpp b/src/plugins/autotest/qtest/qttestoutputreader.cpp
index 97fb6dc3cf0..a74c24dccd0 100644
--- a/src/plugins/autotest/qtest/qttestoutputreader.cpp
+++ b/src/plugins/autotest/qtest/qttestoutputreader.cpp
@@ -188,9 +188,7 @@ void QtTestOutputReader::processXMLOutput(const QByteArray &outputLine)
     if (m_className.isEmpty() && outputLine.trimmed().isEmpty())
         return;
 
-    // avoid encoding problems for Quick tests
-    m_xmlReader.addData(m_testType == TestType::QuickTest ? QString::fromLatin1(outputLine)
-                                                          : QString::fromLocal8Bit(outputLine));
+    m_xmlReader.addData(QString::fromUtf8(outputLine));
     while (!m_xmlReader.atEnd()) {
         if (m_futureInterface.isCanceled())
             return;