diff --git a/Modules/Core/src/DataManagement/mitkMemoryUtilities.cpp b/Modules/Core/src/DataManagement/mitkMemoryUtilities.cpp
index 6d510f7a83..53e91d6b07 100755
--- a/Modules/Core/src/DataManagement/mitkMemoryUtilities.cpp
+++ b/Modules/Core/src/DataManagement/mitkMemoryUtilities.cpp
@@ -1,98 +1,100 @@
 /*============================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center (DKFZ)
 All rights reserved.
 
 Use of this source code is governed by a 3-clause BSD license that can be
 found in the LICENSE file.
 
 ============================================================================*/
 
 #include <mitkMemoryUtilities.h>
 
 #if _MSC_VER
 #include <windows.h>
 #include <psapi.h>
 #elif defined(__APPLE__)
-#include <mach/mach_host.h>
-#include <mach/mach_init.h>
+#include <mach/mach.h>
 #include <mach/task.h>
 #include <sys/sysctl.h>
 #else
 #include <sys/sysinfo.h>
 #include <unistd.h>
 #include <fstream>
 #endif
 
+#include <iostream>
+
 size_t mitk::MemoryUtilities::GetProcessMemoryUsage()
 {
   size_t size = 0;
 
 #if _MSC_VER
   DWORD pid = GetCurrentProcessId();
   PROCESS_MEMORY_COUNTERS pmc;
 
   HANDLE hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pid);
 
   if (hProcess != nullptr)
   {
     if (GetProcessMemoryInfo(hProcess, &pmc, sizeof(pmc)) != 0)
       size = pmc.WorkingSetSize;
 
     CloseHandle(hProcess);
   }
 #elif defined(__APPLE__)
-  struct task_basic_info t_info;
-  mach_msg_type_number_t t_info_count = TASK_BASIC_INFO_COUNT;
-  task_info(current_task(), TASK_BASIC_INFO, (task_info_t)&t_info, &t_info_count);
-  size = t_info.virtual_size;
+  task_vm_info taskInfo;
+  mach_msg_type_number_t count = TASK_VM_INFO_COUNT;
+
+  if (task_info(mach_task_self(), TASK_VM_INFO, reinterpret_cast<task_info_t>(&taskInfo), &count) == KERN_SUCCESS)
+    size = taskInfo.resident_size - taskInfo.reusable; // That's what Chromium reports as process memory
 #else
   std::ifstream statm("/proc/self/statm");
 
   if (statm.is_open())
   {
     size_t resident = 0;
     size_t shared = 0;
 
     statm >> size >> resident >> shared;
 
     statm.close();
 
     if (shared < resident)
       size = resident - shared; // That's what the GNOME System Monitor reports as process memory
   }
 #endif
 
   return size;
 }
 
 size_t mitk::MemoryUtilities::GetTotalSizeOfPhysicalRam()
 {
 #if _MSC_VER
   MEMORYSTATUSEX statex;
   statex.dwLength = sizeof(statex);
 
   if (GlobalMemoryStatusEx(&statex) != 0)
     return statex.ullTotalPhys;
 #elif defined(__APPLE__)
   int mib[2];
   mib[0] = CTL_HW;
   mib[1] = HW_MEMSIZE;
 
   int64_t physical_memory;
   size_t length = sizeof(int64_t);
 
   sysctl(mib, 2, &physical_memory, &length, nullptr, 0);
 
   return physical_memory;
 #else
   struct sysinfo info;
 
   if (!sysinfo(&info))
     return info.totalram * info.mem_unit;
 #endif
 
   return 0;
 }