diff --git a/Platforms/Hisilicon/HiKey/HiKeyFastbootDxe/HiKeyFastboot.c b/Platforms/Hisilicon/HiKey/HiKeyFastbootDxe/HiKeyFastboot.c
index d4176fe..49551ae 100644
--- a/Platforms/Hisilicon/HiKey/HiKeyFastbootDxe/HiKeyFastboot.c
+++ b/Platforms/Hisilicon/HiKey/HiKeyFastbootDxe/HiKeyFastboot.c
@@ -33,6 +33,7 @@
 #include <Library/UefiBootServicesTableLib.h>
 #include <Library/UefiRuntimeServicesTableLib.h>
 #include <Library/PrintLib.h>
+#include <Library/TimerLib.h>
 
 #include <Guid/HiKeyVariable.h>
 
@@ -557,6 +558,7 @@
   }
 
   BlockIo->FlushBlocks(BlockIo);
+  MicroSecondDelay (50000);
 
   return Status;
 }
diff --git a/Platforms/Hisilicon/HiKey/HiKeyFastbootDxe/HiKeyFastbootDxe.inf b/Platforms/Hisilicon/HiKey/HiKeyFastbootDxe/HiKeyFastbootDxe.inf
index e59b2fc..25c09d2 100644
--- a/Platforms/Hisilicon/HiKey/HiKeyFastbootDxe/HiKeyFastbootDxe.inf
+++ b/Platforms/Hisilicon/HiKey/HiKeyFastbootDxe/HiKeyFastbootDxe.inf
@@ -35,6 +35,7 @@
   UefiBootServicesTableLib
   UefiRuntimeServicesTableLib
   UefiDriverEntryPoint
+  TimerLib
 
 [Protocols]
   gAndroidFastbootPlatformProtocolGuid