diff --git a/src/demod/DemodulatorPreThread.cpp b/src/demod/DemodulatorPreThread.cpp
index 8175ea9..4cee21f 100644
--- a/src/demod/DemodulatorPreThread.cpp
+++ b/src/demod/DemodulatorPreThread.cpp
@@ -34,6 +34,7 @@ DemodulatorPreThread::DemodulatorPreThread(DemodulatorInstance *parent) : IOThre
     bandwidthChanged.store(false);
     audioSampleRateChanged.store(false);
     modemSettingsChanged.store(false);
+    demodTypeChanged.store(false);
 }
 
 bool DemodulatorPreThread::isInitialized() {