diff --git a/Source/Core/Common/Network.cpp b/Source/Core/Common/Network.cpp
index 77d835a126..1451440cc2 100644
--- a/Source/Core/Common/Network.cpp
+++ b/Source/Core/Common/Network.cpp
@@ -43,7 +43,7 @@ std::string MacAddressToString(const MACAddress& mac)
                      mac[4], mac[5]);
 }
 
-std::optional<MACAddress> StringToMacAddress(const std::string& mac_string)
+std::optional<MACAddress> StringToMacAddress(std::string_view mac_string)
 {
   if (mac_string.empty())
     return {};
diff --git a/Source/Core/Common/Network.h b/Source/Core/Common/Network.h
index 3f3c343fe8..18a2f887e9 100644
--- a/Source/Core/Common/Network.h
+++ b/Source/Core/Common/Network.h
@@ -7,6 +7,7 @@
 #include <array>
 #include <optional>
 #include <string>
+#include <string_view>
 
 #include "Common/CommonTypes.h"
 
@@ -27,5 +28,5 @@ using MACAddress = std::array<u8, MAC_ADDRESS_SIZE>;
 
 MACAddress GenerateMacAddress(MACConsumer type);
 std::string MacAddressToString(const MACAddress& mac);
-std::optional<MACAddress> StringToMacAddress(const std::string& mac_string);
+std::optional<MACAddress> StringToMacAddress(std::string_view mac_string);
 }  // namespace Common