diff --git a/libraries/audio-client/src/AudioClient.cpp b/libraries/audio-client/src/AudioClient.cpp
index 4e8c88560b..8d96a2e6b5 100644
--- a/libraries/audio-client/src/AudioClient.cpp
+++ b/libraries/audio-client/src/AudioClient.cpp
@@ -2072,7 +2072,6 @@ bool AudioClient::switchOutputToAudioDevice(const HifiAudioDeviceInfo outputDevi
     // NOTE: device start() uses the Qt internal device list
     Lock lock(_deviceMutex);
 
-    Lock localAudioLock(_localAudioMutex);
     _localSamplesAvailable.exchange(0, std::memory_order_release);
 
     //wait on local injectors prep to finish running
@@ -2080,6 +2079,8 @@ bool AudioClient::switchOutputToAudioDevice(const HifiAudioDeviceInfo outputDevi
         _localPrepInjectorFuture.waitForFinished();
     }
 
+    Lock localAudioLock(_localAudioMutex);
+
     // cleanup any previously initialized device
     if (_audioOutput) {
         _audioOutputIODevice.close();