1 files changed, 1 insertions, 2 deletions
diff --git a/MdePkg/Library/DxeRuntimeDebugLibSerialPort/DebugLib.c b/MdePkg/Library/DxeRuntimeDebugLibSerialPort/DebugLib.c
index 862c6bf..cc79843 100644
--- a/MdePkg/Library/DxeRuntimeDebugLibSerialPort/DebugLib.c
+++ b/MdePkg/Library/DxeRuntimeDebugLibSerialPort/DebugLib.c
@@ -77,9 +77,8 @@ DxeRuntimeDebugLibSerialPortConstructor (
     return Status;
   }
 
-  return SystemTable->BootServices->CreateEventEx (EVT_NOTIFY_SIGNAL,
+  return SystemTable->BootServices->CreateEvent (EVT_SIGNAL_EXIT_BOOT_SERVICES,
                                       TPL_NOTIFY, ExitBootServicesEvent, NULL,
-                                      &gEfiEventExitBootServicesGuid,
                                       &mEfiExitBootServicesEvent);
 }