diff --git a/hypervisor/arch/x86/configs/apl-mrb/board.c b/hypervisor/arch/x86/configs/apl-mrb/board.c
index fed30e6fc..b7fc70e58 100644
--- a/hypervisor/arch/x86/configs/apl-mrb/board.c
+++ b/hypervisor/arch/x86/configs/apl-mrb/board.c
@@ -16,4 +16,11 @@
 struct dmar_info plat_dmar_info;
 struct platform_clos_info platform_clos_array[MAX_PLATFORM_CLOS_NUM];
 const struct cpu_state_table board_cpu_state_tbl;
-const union pci_bdf plat_hidden_pdevs[MAX_HIDDEN_PDEVS_NUM];
+
+const union pci_bdf plat_hidden_pdevs[MAX_HIDDEN_PDEVS_NUM] = {
+       {
+               .bits.b = 0x0U,
+               .bits.d = 0xdU,
+               .bits.f = 0x0U,
+       },
+};
diff --git a/hypervisor/arch/x86/configs/apl-mrb/misc_cfg.h b/hypervisor/arch/x86/configs/apl-mrb/misc_cfg.h
index 32069b7a8..0b07a8d94 100644
--- a/hypervisor/arch/x86/configs/apl-mrb/misc_cfg.h
+++ b/hypervisor/arch/x86/configs/apl-mrb/misc_cfg.h
@@ -41,6 +41,6 @@
 				"cma=64M@0- "	\
 				"panic_print=0x1f"
 
-#define MAX_HIDDEN_PDEVS_NUM	0U
+#define MAX_HIDDEN_PDEVS_NUM	1U
 
 #endif /* MISC_CFG_H */