diff --git a/Source/Core/Core/IOS/IOS.cpp b/Source/Core/Core/IOS/IOS.cpp
index 69f6c179dc..3ae6ddc828 100644
--- a/Source/Core/Core/IOS/IOS.cpp
+++ b/Source/Core/Core/IOS/IOS.cpp
@@ -8,7 +8,6 @@
 #include <deque>
 #include <map>
 #include <memory>
-#include <mutex>
 #include <string>
 #include <utility>
 
@@ -346,7 +345,6 @@ EmulationKernel::~EmulationKernel()
 {
   Core::System::GetInstance().GetCoreTiming().RemoveAllEvents(s_event_enqueue);
 
-  std::lock_guard lock(m_device_map_mutex);
   m_device_map.clear();
   m_socket_manager.reset();
 }
@@ -558,8 +556,6 @@ void EmulationKernel::AddDevice(std::unique_ptr<Device> device)
 
 void EmulationKernel::AddStaticDevices()
 {
-  std::lock_guard lock(m_device_map_mutex);
-
   const Feature features = GetFeatures(GetVersion());
 
   // Dolphin-specific device for letting homebrew access and alter emulator state.
@@ -648,7 +644,6 @@ s32 EmulationKernel::GetFreeDeviceID()
 
 std::shared_ptr<Device> EmulationKernel::GetDeviceByName(std::string_view device_name)
 {
-  std::lock_guard lock(m_device_map_mutex);
   const auto iterator = m_device_map.find(device_name);
   return iterator != m_device_map.end() ? iterator->second : nullptr;
 }
diff --git a/Source/Core/Core/IOS/IOS.h b/Source/Core/Core/IOS/IOS.h
index 497d6045ee..0339ad13bb 100644
--- a/Source/Core/Core/IOS/IOS.h
+++ b/Source/Core/Core/IOS/IOS.h
@@ -7,7 +7,6 @@
 #include <deque>
 #include <map>
 #include <memory>
-#include <mutex>
 #include <optional>
 #include <string>
 #include <string_view>
@@ -198,7 +197,6 @@ private:
 
   static constexpr u8 IPC_MAX_FDS = 0x18;
   std::map<std::string, std::shared_ptr<Device>, std::less<>> m_device_map;
-  std::mutex m_device_map_mutex;
   // TODO: make this fdmap per process.
   std::array<std::shared_ptr<Device>, IPC_MAX_FDS> m_fdmap;