diff --git a/MdeModulePkg/Bus/Sd/SdDxe/SdBlockIo.c b/MdeModulePkg/Bus/Sd/SdDxe/SdBlockIo.c
index 516c3e7042..b8d115abac 100644
--- a/MdeModulePkg/Bus/Sd/SdDxe/SdBlockIo.c
+++ b/MdeModulePkg/Bus/Sd/SdDxe/SdBlockIo.c
@@ -1,7 +1,7 @@
 /** @file
   The helper functions for BlockIo and BlockIo2 protocol.
 
-  Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
   which accompanies this distribution.  The full text of the license may be found at
@@ -670,7 +670,7 @@ SdReadWrite (
     if (EFI_ERROR (Status)) {
       return Status;
     }
-    DEBUG ((EFI_D_INFO, "Sd%a(): Lba 0x%x BlkNo 0x%x Event %p with %r\n", IsRead ? "Read" : "Write", Lba, BlockNum, Token->Event, Status));
+    DEBUG ((DEBUG_BLKIO, "Sd%a(): Lba 0x%x BlkNo 0x%x Event %p with %r\n", IsRead ? "Read" : "Write", Lba, BlockNum, Token->Event, Status));
 
     Lba   += BlockNum;
     Buffer = (UINT8*)Buffer + BufferSize;