diff --git a/plat/hisilicon/hikey/aarch64/hikey_common.c b/plat/hisilicon/hikey/aarch64/hikey_common.c
index 02a00ac..d5b63cc 100644
--- a/plat/hisilicon/hikey/aarch64/hikey_common.c
+++ b/plat/hisilicon/hikey/aarch64/hikey_common.c
@@ -59,7 +59,7 @@
  * This doesn't include Trusted RAM as the 'mem_layout' argument passed to
  * hikey_init_mmu_elx() will give the available subset of that,
  */
-#if IMAGE_BL1
+#ifdef IMAGE_BL1
 static const mmap_region_t hikey_mmap[] = {
 	MAP_DEVICE,
 	MAP_ROM_PARAM,
@@ -68,7 +68,7 @@
 };
 #endif
 
-#if IMAGE_BL2
+#ifdef IMAGE_BL2
 static const mmap_region_t hikey_mmap[] = {
 	MAP_DDR,
 	MAP_DEVICE,
@@ -82,7 +82,7 @@
 };
 #endif
 
-#if IMAGE_BL31
+#ifdef IMAGE_BL31
 static const mmap_region_t hikey_mmap[] = {
 	MAP_DEVICE,
 	MAP_SRAM,
@@ -91,7 +91,7 @@
 };
 #endif
 
-#if IMAGE_BL32
+#ifdef IMAGE_BL32
 static const mmap_region_t hikey_mmap[] = {
 	MAP_DEVICE,
 	MAP_DDR,
diff --git a/plat/hisilicon/hikey/hikey_io_storage.c b/plat/hisilicon/hikey/hikey_io_storage.c
index 60ec42b..57c66d5 100644
--- a/plat/hisilicon/hikey/hikey_io_storage.c
+++ b/plat/hisilicon/hikey/hikey_io_storage.c
@@ -47,7 +47,7 @@
 
 static const io_block_dev_spec_t emmc_dev_spec = {
 	/* It's used as temp buffer in block driver. */
-#if IMAGE_BL1
+#ifdef IMAGE_BL1
 	.buffer		= {
 		.offset	= HIKEY_BL1_MMC_DATA_BASE,
 		.length	= HIKEY_BL1_MMC_DATA_SIZE,
diff --git a/plat/hisilicon/hikey/include/platform_def.h b/plat/hisilicon/hikey/include/platform_def.h
index 0180654..f4a3fd4 100644
--- a/plat/hisilicon/hikey/include/platform_def.h
+++ b/plat/hisilicon/hikey/include/platform_def.h
@@ -151,15 +151,15 @@
  */
 #define ADDR_SPACE_SIZE			(1ull << 32)
 
-#if IMAGE_BL1 || IMAGE_BL32
+#if defined(IMAGE_BL1) || defined(IMAGE_BL32)
 #define MAX_XLAT_TABLES			3
 #endif
 
-#if IMAGE_BL31
+#ifdef IMAGE_BL31
 #define MAX_XLAT_TABLES			4
 #endif
 
-#if IMAGE_BL2
+#ifdef IMAGE_BL2
 #if LOAD_IMAGE_V2
 #ifdef SPD_opteed
 #define MAX_XLAT_TABLES			4