diff --git a/src/lib/ipc/IpcLogOutputter.cpp b/src/lib/ipc/IpcLogOutputter.cpp
index 984793e4..b62c76a0 100644
--- a/src/lib/ipc/IpcLogOutputter.cpp
+++ b/src/lib/ipc/IpcLogOutputter.cpp
@@ -39,7 +39,6 @@ enum EIpcLogOutputter {
 
 IpcLogOutputter::IpcLogOutputter(IpcServer& ipcServer, EIpcClientType clientType, bool useThread) :
     m_ipcServer(ipcServer),
-    m_bufferMutex(ARCH->newMutex()),
     m_sending(false),
     m_bufferThread(nullptr),
     m_running(false),
@@ -52,8 +51,7 @@ IpcLogOutputter::IpcLogOutputter(IpcServer& ipcServer, EIpcClientType clientType
     m_bufferRateTimeLimit(kBufferRateTimeLimit),
     m_bufferWriteCount(0),
     m_bufferRateStart(ARCH->time()),
-    m_clientType(clientType),
-    m_runningMutex(ARCH->newMutex())
+    m_clientType(clientType)
 {
     if (useThread) {
         m_bufferThread = new Thread(new TMethodJob<IpcLogOutputter>(
@@ -65,8 +63,6 @@ IpcLogOutputter::~IpcLogOutputter()
 {
     close();
 
-    ARCH->closeMutex(m_bufferMutex);
-
     if (m_bufferThread != nullptr) {
         m_bufferThread->cancel();
         m_bufferThread->wait();
@@ -86,7 +82,7 @@ void
 IpcLogOutputter::close()
 {
     if (m_bufferThread != nullptr) {
-        ArchMutexLock lock(m_runningMutex);
+        std::lock_guard<std::mutex> lock(m_runningMutex);
         m_running = false;
         notifyBuffer();
         m_bufferThread->wait(5);
@@ -116,7 +112,7 @@ IpcLogOutputter::write(ELevel, const char* text)
 void
 IpcLogOutputter::appendBuffer(const String& text)
 {
-    ArchMutexLock lock(m_bufferMutex);
+    std::lock_guard<std::mutex> lock(m_bufferMutex);
 
     double elapsed = ARCH->time() - m_bufferRateStart;
     if (elapsed < m_bufferRateTimeLimit) {
@@ -143,7 +139,7 @@ IpcLogOutputter::appendBuffer(const String& text)
 bool
 IpcLogOutputter::isRunning()
 {
-    ArchMutexLock lock(m_runningMutex);
+    std::lock_guard<std::mutex> lock(m_runningMutex);
     return m_running;
 }
 
@@ -180,7 +176,7 @@ IpcLogOutputter::notifyBuffer()
 String
 IpcLogOutputter::getChunk(size_t count)
 {
-    ArchMutexLock lock(m_bufferMutex);
+    std::lock_guard<std::mutex> lock(m_bufferMutex);
 
     if (m_buffer.size() < count) {
         count = m_buffer.size();
diff --git a/src/lib/ipc/IpcLogOutputter.h b/src/lib/ipc/IpcLogOutputter.h
index 461f022d..2f1b98c6 100644
--- a/src/lib/ipc/IpcLogOutputter.h
+++ b/src/lib/ipc/IpcLogOutputter.h
@@ -24,6 +24,7 @@
 #include "ipc/Ipc.h"
 
 #include <deque>
+#include <mutex>
 
 class IpcServer;
 class Event;
@@ -100,7 +101,7 @@ private:
 
     IpcServer&            m_ipcServer;
     Buffer                m_buffer;
-    ArchMutex            m_bufferMutex;
+    std::mutex m_bufferMutex;
     bool                m_sending;
     Thread*                m_bufferThread;
     bool                m_running;
@@ -115,5 +116,5 @@ private:
     UInt16                m_bufferWriteCount;
     double                m_bufferRateStart;
     EIpcClientType        m_clientType;
-    ArchMutex            m_runningMutex;
+    std::mutex m_runningMutex;
 };