diff --git a/src/soc/mediatek/mt8189/Kconfig b/src/soc/mediatek/mt8189/Kconfig
index bf55327a78..1bbcb49344 100644
--- a/src/soc/mediatek/mt8189/Kconfig
+++ b/src/soc/mediatek/mt8189/Kconfig
@@ -7,6 +7,7 @@ config SOC_MEDIATEK_MT8189
 	select ARCH_VERSTAGE_ARMV8_64
 	select ARCH_ROMSTAGE_ARMV8_64
 	select ARCH_RAMSTAGE_ARMV8_64
+	select ARM64_USE_ARM_TRUSTED_FIRMWARE
 	select HAVE_UART_SPECIAL
 	select CACHE_MRC_SETTINGS
 	select MEDIATEK_DRAM_BLOB_FAST_INIT
diff --git a/src/soc/mediatek/mt8189/Makefile.mk b/src/soc/mediatek/mt8189/Makefile.mk
index 592734f9e4..49336930a4 100644
--- a/src/soc/mediatek/mt8189/Makefile.mk
+++ b/src/soc/mediatek/mt8189/Makefile.mk
@@ -19,6 +19,7 @@ romstage-y += ../common/emi.c
 romstage-y += ../common/memory.c ../common/memory_test.c
 romstage-y += ../common/mmu_operations.c ../common/mmu_cmops.c
 
+ramstage-$(CONFIG_ARM64_USE_ARM_TRUSTED_FIRMWARE) += ../common/bl31.c
 ramstage-y += ../common/dramc_info.c
 ramstage-y += ../common/emi.c
 ramstage-y += ../common/memory.c
@@ -26,6 +27,8 @@ ramstage-y += ../common/mmu_operations.c ../common/mmu_cmops.c
 ramstage-y += soc.c
 ramstage-y += ../common/usb.c usb.c
 
+BL31_MAKEARGS += PLAT=mt8189
+
 CPPFLAGS_common += -Isrc/soc/mediatek/mt8189/include
 CPPFLAGS_common += -Isrc/soc/mediatek/common/include