diff --git a/Source/Core/AudioCommon/AudioCommon.cpp b/Source/Core/AudioCommon/AudioCommon.cpp
index 1ffc377c56..79a89f83f9 100644
--- a/Source/Core/AudioCommon/AudioCommon.cpp
+++ b/Source/Core/AudioCommon/AudioCommon.cpp
@@ -117,7 +117,7 @@ std::vector<std::string> GetSoundBackends()
   return backends;
 }
 
-bool SupportsDPL2Decoder(const std::string& backend)
+bool SupportsDPL2Decoder(std::string_view backend)
 {
 #ifndef __APPLE__
   if (backend == BACKEND_OPENAL)
@@ -132,12 +132,12 @@ bool SupportsDPL2Decoder(const std::string& backend)
   return false;
 }
 
-bool SupportsLatencyControl(const std::string& backend)
+bool SupportsLatencyControl(std::string_view backend)
 {
   return backend == BACKEND_OPENAL || backend == BACKEND_WASAPI;
 }
 
-bool SupportsVolumeChanges(const std::string& backend)
+bool SupportsVolumeChanges(std::string_view backend)
 {
   // FIXME: this one should ask the backend whether it supports it.
   //       but getting the backend from string etc. is probably
diff --git a/Source/Core/AudioCommon/AudioCommon.h b/Source/Core/AudioCommon/AudioCommon.h
index 6925fe3d7b..d4dbd84a48 100644
--- a/Source/Core/AudioCommon/AudioCommon.h
+++ b/Source/Core/AudioCommon/AudioCommon.h
@@ -6,6 +6,7 @@
 
 #include <memory>
 #include <string>
+#include <string_view>
 #include <vector>
 
 #include "AudioCommon/SoundStream.h"
@@ -20,9 +21,9 @@ void InitSoundStream();
 void ShutdownSoundStream();
 std::string GetDefaultSoundBackend();
 std::vector<std::string> GetSoundBackends();
-bool SupportsDPL2Decoder(const std::string& backend);
-bool SupportsLatencyControl(const std::string& backend);
-bool SupportsVolumeChanges(const std::string& backend);
+bool SupportsDPL2Decoder(std::string_view backend);
+bool SupportsLatencyControl(std::string_view backend);
+bool SupportsVolumeChanges(std::string_view backend);
 void UpdateSoundStream();
 void SetSoundStreamRunning(bool running);
 void SendAIBuffer(const short* samples, unsigned int num_samples);