diff --git a/MdePkg/Include/IndustryStandard/PeImage.h b/MdePkg/Include/IndustryStandard/PeImage.h
index 0994f3f773..c0e812873c 100644
--- a/MdePkg/Include/IndustryStandard/PeImage.h
+++ b/MdePkg/Include/IndustryStandard/PeImage.h
@@ -492,6 +492,8 @@ typedef struct {
 #define EFI_IMAGE_REL_BASED_HIGHLOW         3
 #define EFI_IMAGE_REL_BASED_HIGHADJ         4
 #define EFI_IMAGE_REL_BASED_MIPS_JMPADDR    5
+#define EFI_IMAGE_REL_BASED_ARM_MOV32A      5
+#define EFI_IMAGE_REL_BASED_ARM_MOV32T      7
 #define EFI_IMAGE_REL_BASED_IA64_IMM64      9
 #define EFI_IMAGE_REL_BASED_MIPS_JMPADDR16  9
 #define EFI_IMAGE_REL_BASED_DIR64           10