diff --git a/plat/marvell/a3700/common/include/platform_def.h b/plat/marvell/a3700/common/include/platform_def.h
index 591f045..e6660d4 100644
--- a/plat/marvell/a3700/common/include/platform_def.h
+++ b/plat/marvell/a3700/common/include/platform_def.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 Marvell International Ltd.
+ * Copyright (C) 2016-2019 Marvell International Ltd.
  *
  * SPDX-License-Identifier:	BSD-3-Clause
  * https://spdx.org/licenses
@@ -78,7 +78,7 @@
 			(PLAT_MARVELL_ATF_LOAD_ADDR + 0x20000)
 #define PLAT_MARVELL_FIP_MAX_SIZE		0x4000000
 
-#define PLAT_MARVELL_CLUSTER_CORE_COUNT		2
+#define PLAT_MARVELL_CLUSTER_CORE_COUNT		U(2)
 /* DRAM[2MB..66MB] is used  as Trusted ROM */
 #define PLAT_MARVELL_TRUSTED_ROM_BASE		PLAT_MARVELL_ATF_LOAD_ADDR
 /* 64 MB TODO: reduce this to minimum needed according to fip image size*/
diff --git a/plat/marvell/a8k/common/include/platform_def.h b/plat/marvell/a8k/common/include/platform_def.h
index b9c2e0e..ec1c903 100644
--- a/plat/marvell/a8k/common/include/platform_def.h
+++ b/plat/marvell/a8k/common/include/platform_def.h
@@ -86,8 +86,8 @@
 
 #define PLAT_MARVELL_NORTHB_COUNT		1
 
-#define PLAT_MARVELL_CLUSTER_COUNT		2
-#define PLAT_MARVELL_CLUSTER_CORE_COUNT		2
+#define PLAT_MARVELL_CLUSTER_COUNT		U(2)
+#define PLAT_MARVELL_CLUSTER_CORE_COUNT		U(2)
 
 #define PLAT_MARVELL_CORE_COUNT			(PLAT_MARVELL_CLUSTER_COUNT * \
 						PLAT_MARVELL_CLUSTER_CORE_COUNT)