diff --git a/dumpsmc.py b/dumpsmc.py
index d5b8eb2..0fec565 100755
--- a/dumpsmc.py
+++ b/dumpsmc.py
@@ -1,7 +1,7 @@
 """
 The MIT License (MIT)
 
-Copyright (c) 2014 Dave Parsons
+Copyright (c) 2014-2015 Dave Parsons
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the 'Software'), to deal
diff --git a/esxi-install.sh b/esxi-install.sh
index 2757767..dc925ab 100755
--- a/esxi-install.sh
+++ b/esxi-install.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 set -e
 
-echo VMware Unlocker 2.0.5
+echo VMware Unlocker 2.0.6
 echo ===============================
 echo Copyright: Dave Parsons 2011-15
 
@@ -13,6 +13,7 @@ echo Installing local.sh
 cp local-template.sh local.sh
 cat unlocker.py >> local.sh
 echo END >> local.sh
+echo /etc/init.d/hostd restart >> local.sh
 chmod +x local.sh
 cp local.sh /etc/rc.local.d/local.sh
 echo Success - please now restart the server!
diff --git a/esxi-uninstall.sh b/esxi-uninstall.sh
index 452e4e3..63187bd 100755
--- a/esxi-uninstall.sh
+++ b/esxi-uninstall.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 set -e
 
-echo VMware Unlocker 2.0.5
+echo VMware Unlocker 2.0.6
 echo ===============================
 echo Copyright: Dave Parsons 2011-15
 
diff --git a/lnx-install.sh b/lnx-install.sh
index 04cde24..5303f6e 100755
--- a/lnx-install.sh
+++ b/lnx-install.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -e
 
-echo VMware Unlocker 2.0.5
+echo VMware Unlocker 2.0.6
 echo ===============================
 echo Copyright: Dave Parsons 2011-15
 
diff --git a/lnx-uninstall.sh b/lnx-uninstall.sh
index ea68add..eb656ab 100755
--- a/lnx-uninstall.sh
+++ b/lnx-uninstall.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -e
 
-echo VMware Unlocker 2.0.5
+echo VMware Unlocker 2.0.6
 echo ===============================
 echo Copyright: Dave Parsons 2011-15
 
diff --git a/local-template.sh b/local-template.sh
index 1456682..36b6a70 100755
--- a/local-template.sh
+++ b/local-template.sh
@@ -2,7 +2,7 @@
 set -e
 set -x
 
-echo VMware ESXi 6.x Unlocker 2.0.5
+echo VMware ESXi 6.x Unlocker 2.0.6
 echo ===============================
 echo Copyright: Dave Parsons 2011-15
 
@@ -35,6 +35,11 @@ ln -s /unlocker/vmx-debug /bin/vmx-debug
 rm -fv /bin/vmx-stats
 ln -s /unlocker/vmx-stats /bin/vmx-stats
 
+# Copy the libvmkctl.so file
+cp /lib/libvmkctl.so /unlocker
+rm -fv /lib/libvmkctl.so
+ln -s /unlocker/libvmkctl.so /lib/libvmkctl.so
+
 # Patch the vmx files
 logger -t unlocker Patching vmx files
 python <<END
diff --git a/osx-install.sh b/osx-install.sh
index 8c0d324..f94e9d3 100755
--- a/osx-install.sh
+++ b/osx-install.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -e
 
-echo VMware Unlocker 2.0.5
+echo VMware Unlocker 2.0.6
 echo ===============================
 echo Copyright: Dave Parsons 2011-15
 
diff --git a/osx-uninstall.sh b/osx-uninstall.sh
index adacbcf..1612e0a 100755
--- a/osx-uninstall.sh
+++ b/osx-uninstall.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -e
 
-echo VMware Unlocker 2.0.5
+echo VMware Unlocker 2.0.6
 echo ===============================
 echo Copyright: Dave Parsons 2011-15
 
diff --git a/readme.txt b/readme.txt
index fa9cf57..12e53fa 100755
--- a/readme.txt
+++ b/readme.txt
@@ -20,6 +20,7 @@ being patched:
 
 * Fix vmware-vmx and derivatives to allow Mac OS X to boot
 * Fix vmwarebase .dll or .so to allow Apple to be selected during VM creation
+* Fix libvmkctl.so on ESXi 6 to allow use with vCenter
 * A copy of the latest VMware Tools for OS X is included
 
 Note that not all products recognise the darwin.iso via install tools menu item.
@@ -47,7 +48,38 @@ require Python to be installed.
 3. Limitations
 --------------
 
-No known limitations.
+If you are using VMware Player or Workstation on Windows you may get a core dump.
+
+Latest Linux and ESXi products are OK and do not show this problem.
+
++-----------------------------------------------------------------------------+
+| IMPORTANT:                                                                  |
+| ==========                                                                  |
+|                                                                             |
+| If you create a new VM using version 11 hardware VMware will stop and       |
+| create a core dump.There are two options to work around this issue:         |
+|                                                                             |
+| 1. Change the VM to be HW 10 - this does not affect performance.            |
+| 2. Edit the VMX file and add:                                               |
+|    smc.version = "0"                                                        |
+|                                                                             |
++-----------------------------------------------------------------------------+
+
+To remove the check for server versions for OS X Leopard and Snow Leopard
+(10.5 and 10.6) you must use a replacement EFI firwmare module from the firmware
+folder.
+
+If you are using a 32-bit installation of OS X:
+
+1. Copy efi32-srvr.rom to guest folder.
+2. Edit the vmx file and add:
+	efi32.filename = "efi32-srvr.rom"
+
+If you are using a 64-bit installation of OS X:
+
+1. Copy efi64-srvr.rom to guest folder.
+2. Edit the vmx file and add:
+	efi64.filename = "efi64-srvr.rom"
 
 4. Windows
 ----------
@@ -102,38 +134,6 @@ Note:
 2. The unlocker runs at boot time to patch the relevant files and it now survives 
    an upgrade or patch to ESXi as local.sh is part of the persisted local state.
    
-8. Notes
---------
-
-+-----------------------------------------------------------------------------+
-| IMPORTANT:                                                                  |
-| ==========                                                                  |
-|                                                                             |
-| If you create a new VM using version 11 hardware VMware will stop and       |
-| create a core dump.There are two options to work around this issue:         |
-|                                                                             |
-| 1. Change the VM to be HW 10 - this does not affect performance.            |
-| 2. Edit the VMX file and add:                                               |
-|    smc.version = "0"                                                        |
-|                                                                             |
-+-----------------------------------------------------------------------------+
-
-To remove the check for server versions for OS X Leopard and Snow Leopard 
-(10.5 and 10.6) you must use a replacement EFI firwmare module from the firmware
-folder.
-
-If you are using a 32-bit installation of OS X:
-
-1. Copy efi32-srvr.rom to guest folder.
-2. Edit the vmx file and add:
-	efi32.filename = "efi32-srvr.rom"
-
-If you are using a 64-bit installation of OS X:
-
-1. Copy efi64-srvr.rom to guest folder.
-2. Edit the vmx file and add:
-	efi64.filename = "efi64-srvr.rom"
-
 8. Thanks
 ---------
 
@@ -153,7 +153,9 @@ History
                - Refactored Python code
 07/01/15 2.0.4 - Added View USB Service to Windows batch files
                - Fixed broken GOS Table patching on Linux
-15/06/15 2.0.5 - ESXi 6 working
-               - Latest tools from Fusion 7.1.1
+18/06/15 2.0.5 - ESXi 6 working
+               - Latest tools from Fusion 7.1.2
+20/06/15 2.0.6 - ESXi 6 patch for smcPresent vCenter compatibility
+
 
 (c) 2011-2015 Dave Parsons
\ No newline at end of file
diff --git a/unlocker.py b/unlocker.py
index 5a2b73d..8b25a80 100755
--- a/unlocker.py
+++ b/unlocker.py
@@ -1,7 +1,7 @@
 """
 The MIT License (MIT)
 
-Copyright (c) 2014 Dave Parsons
+Copyright (c) 2014-2015 Dave Parsons & Sam Bingner
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the 'Software'), to deal
@@ -303,12 +303,28 @@ def patchbase(name):
 
         offset += 33
 
-    # # Tidy up
+    # Tidy up
     f.flush()
     f.close()
     print 'GOS Patched: ' + name
 
 
+def patchvmkctl(name):
+    # Patch file
+    print 'smcPresent Patching: ' + name
+    f = open(name, 'r+b')
+
+    # Read file into string variable
+    vmkctl = f.read()
+    applesmc = vmkctl.find('applesmc')
+    f.seek(applesmc)
+    f.write('vmkernel')
+
+    # Tidy up
+    f.flush()
+    f.close()
+    print 'smcPresent Patched: ' + name
+
 def main():
 
     # Work around absent Platform module on VMkernel
@@ -338,6 +354,7 @@ def main():
         vmx_debug = vmx_path + 'vmx-debug'
         vmx_stats = vmx_path + 'vmx-stats'
         vmwarebase = ''
+        libvmkctl = vmx_path + 'libvmkctl.so'
 
     elif osname == 'windows':
         reg = ConnectRegistry(None, HKEY_LOCAL_MACHINE)
@@ -353,6 +370,14 @@ def main():
         print('Unknown Operating System: ' + osname)
         return
 
+    # Test - remove
+    # osname = 'vmkernel'
+    # vmx = 'D:\\vmware\\test\\patched\\vmx'
+    # vmx_debug = 'D:\\vmware\\test\\patched\\vmx-debug'
+    # vmx_stats = 'D:\\vmware\\test\\patched\\vmx-stats'
+    # vmwarebase = ''
+    # libvmkctl = 'D:\\vmware\\test\\patched\\libvmkctl.so'
+
     # Patch the vmx executables skipping stats version for Player
     patchsmc(vmx, osname)
     patchsmc(vmx_debug, osname)
@@ -368,6 +393,9 @@ def main():
     else:
         print 'Patching vmwarebase is not required on this system'
 
+    if osname == 'vmkernel':
+        patchvmkctl(libvmkctl)
+
 
 if __name__ == '__main__':
     main()