diff --git a/MdePkg/Include/Pi/PiMultiPhase.h b/MdePkg/Include/Pi/PiMultiPhase.h
index d9bb3e303c..5a59a64762 100644
--- a/MdePkg/Include/Pi/PiMultiPhase.h
+++ b/MdePkg/Include/Pi/PiMultiPhase.h
@@ -27,6 +27,9 @@
 #include <Pi/PiHob.h>
 #include <Pi/PiDependency.h>
 
+
+#define EFI_NOT_AVAILABLE_YET   EFIERR (32)
+
 //
 // Status Code Type Definition
 //
diff --git a/MdePkg/Include/Pi/PiPeiCis.h b/MdePkg/Include/Pi/PiPeiCis.h
index 03a1294d59..da7c46e587 100644
--- a/MdePkg/Include/Pi/PiPeiCis.h
+++ b/MdePkg/Include/Pi/PiPeiCis.h
@@ -21,8 +21,6 @@
 
 #include <Pi/PiMultiPhase.h>
 
-#define EFI_NOT_AVAILABLE_YET   EFIERR (28)
-
 //
 // Handles of EFI FV/FFS.
 //