diff --git a/src/plugins/qmlprojectmanager/qmlprojectplugin.cpp b/src/plugins/qmlprojectmanager/qmlprojectplugin.cpp
index 7552e6cd6d3..970251c6d43 100644
--- a/src/plugins/qmlprojectmanager/qmlprojectplugin.cpp
+++ b/src/plugins/qmlprojectmanager/qmlprojectplugin.cpp
@@ -44,6 +44,7 @@
 #include <extensionsystem/pluginspec.h>
 
 #include <utils/infobar.h>
+#include <utils/qtcprocess.h>
 
 #include <QMessageBox>
 #include <QPushButton>
@@ -91,13 +92,14 @@ QmlProjectPlugin::~QmlProjectPlugin()
 
 void QmlProjectPlugin::openQDS(const Utils::FilePath &fileName)
 {
-    const QString &qdsPath = QmlProjectPlugin::qdsInstallationEntry().toString();
+    const Utils::FilePath &qdsPath = QmlProjectPlugin::qdsInstallationEntry();
     bool qdsStarted = false;
     //-a and -client arguments help to append project to open design studio application
     if (Utils::HostOsInfo::isMacHost())
-        qdsStarted = QProcess::startDetached("/usr/bin/open", {"-a", qdsPath, fileName.toString()});
+        qdsStarted = Utils::QtcProcess::startDetached(
+            {"/usr/bin/open", {"-a", qdsPath.path(), fileName.toString()}});
     else
-        qdsStarted = QProcess::startDetached(qdsPath, {"-client", fileName.toString()});
+        qdsStarted = Utils::QtcProcess::startDetached({qdsPath, {"-client", fileName.toString()}});
 
     if (!qdsStarted) {
         QMessageBox::warning(Core::ICore::dialogParent(),