diff --git a/plat/arm/board/sgm775/include/platform_def.h b/plat/arm/board/sgm775/include/platform_def.h
index 27d1b33..d165ff9 100644
--- a/plat/arm/board/sgm775/include/platform_def.h
+++ b/plat/arm/board/sgm775/include/platform_def.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -9,8 +9,8 @@
 
 #include <sgm_base_platform_def.h>
 
-#define PLAT_MAX_CPUS_PER_CLUSTER	8
-#define PLAT_MAX_PE_PER_CPU		1
+#define PLAT_MAX_CPUS_PER_CLUSTER	U(8)
+#define PLAT_MAX_PE_PER_CPU		U(1)
 
 /*
  * Physical and virtual address space limits for MMU in AARCH64 & AARCH32 modes