diff --git a/plat/arm/common/fconf/arm_fconf_io.c b/plat/arm/common/fconf/arm_fconf_io.c
index 27acc3a..8fe8c33 100644
--- a/plat/arm/common/fconf/arm_fconf_io.c
+++ b/plat/arm/common/fconf/arm_fconf_io.c
@@ -50,6 +50,18 @@
 	.length         = PLAT_PARTITION_BLOCK_SIZE *
 			  (PLAT_PARTITION_MAX_ENTRIES / 4 + 2),
 };
+
+/*
+ * length will be assigned at runtime based on MBR header data.
+ * Backup GPT Header is present in Last LBA-1 and its entries
+ * are last 32 blocks starts at LBA-33, On runtime update these
+ * before device usage. Update offset to beginning LBA-33 and
+ * length to LBA-33.
+ */
+static io_block_spec_t bkup_gpt_spec = {
+	.offset         = PLAT_ARM_FLASH_IMAGE_BASE,
+	.length         = 0,
+};
 #endif /* ARM_GPT_SUPPORT */
 
 const io_uuid_spec_t arm_uuid_spec[MAX_NUMBER_IDS] = {
@@ -107,6 +119,11 @@
 		(uintptr_t)&gpt_spec,
 		open_memmap
 	},
+	[BKUP_GPT_IMAGE_ID] = {
+		&memmap_dev_handle,
+		(uintptr_t)&bkup_gpt_spec,
+		open_memmap
+	},
 #endif /* ARM_GPT_SUPPORT */
 #if PSA_FWU_SUPPORT
 	[FWU_METADATA_IMAGE_ID] = {