1 files changed, 2 insertions, 2 deletions
diff --git a/examples/multimedia/spectrum/app/engine.cpp b/examples/multimedia/spectrum/app/engine.cpp
index fd977785b..49df1c028 100644
--- a/examples/multimedia/spectrum/app/engine.cpp
+++ b/examples/multimedia/spectrum/app/engine.cpp
@@ -569,14 +569,14 @@ bool Engine::selectFormat()
             sampleRatesList += m_audioInputDevice.supportedSampleRates();
 
         sampleRatesList += m_audioOutputDevice.supportedSampleRates();
-        sampleRatesList = sampleRatesList.toSet().toList(); // remove duplicates
+        sampleRatesList = QSet<int>(sampleRatesList.begin(), sampleRatesList.end()).values(); // remove duplicates
         std::sort(sampleRatesList.begin(), sampleRatesList.end());
         ENGINE_DEBUG << "Engine::initialize frequenciesList" << sampleRatesList;
 
         QList<int> channelsList;
         channelsList += m_audioInputDevice.supportedChannelCounts();
         channelsList += m_audioOutputDevice.supportedChannelCounts();
-        channelsList = channelsList.toSet().toList();
+        channelsList = QSet<int>(channelsList.begin(), channelsList.end()).values();
         std::sort(channelsList.begin(), channelsList.end());
         ENGINE_DEBUG << "Engine::initialize channelsList" << channelsList;