diff --git a/boot/bootdata/hivesys.inf b/boot/bootdata/hivesys.inf
index 68d23cff007..081352fc6dd 100644
--- a/boot/bootdata/hivesys.inf
+++ b/boot/bootdata/hivesys.inf
@@ -1442,6 +1442,7 @@ HKLM,"SYSTEM\CurrentControlSet\Control\Session Manager","GlobalFlag", 0x00010003
 HKLM,"SYSTEM\CurrentControlSet\Control\Session Manager","ObjectDirectories",0x00010000, \
  "\Windows", \
  "\RPC Control"
+HKLM,"SYSTEM\CurrentControlSet\Control\Session Manager","ProtectionMode", 0x00010003, 0x00000001
 
 ; DOS devices
 HKLM,"SYSTEM\CurrentControlSet\Control\Session Manager\DOS Devices","AUX",0x00000002,"\DosDevices\COM1"