diff --git a/plat/imx/imx8qm/include/platform_def.h b/plat/imx/imx8qm/include/platform_def.h
index 51c2e1e..1cf7511 100644
--- a/plat/imx/imx8qm/include/platform_def.h
+++ b/plat/imx/imx8qm/include/platform_def.h
@@ -4,6 +4,11 @@
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
+#ifndef PLATFORM_DEF_H
+#define PLATFORM_DEF_H
+
+#include <utils_def.h>
+
 #define PLATFORM_LINKER_FORMAT		"elf64-littleaarch64"
 #define PLATFORM_LINKER_ARCH		aarch64
 
@@ -22,10 +27,10 @@
 #define IMX_PWR_LVL1			MPIDR_AFFLVL1
 #define IMX_PWR_LVL2			MPIDR_AFFLVL2
 
-#define PWR_DOMAIN_AT_MAX_LVL		1
-#define PLAT_MAX_PWR_LVL		2
-#define PLAT_MAX_OFF_STATE		2
-#define PLAT_MAX_RET_STATE		1
+#define PWR_DOMAIN_AT_MAX_LVL		U(1)
+#define PLAT_MAX_PWR_LVL		U(2)
+#define PLAT_MAX_OFF_STATE		U(2)
+#define PLAT_MAX_RET_STATE		U(1)
 
 #define BL31_BASE			0x80000000
 #define BL31_LIMIT			0x80020000
@@ -62,3 +67,5 @@
 #define DEBUG_CONSOLE			0
 #define DEBUG_CONSOLE_A53		0
 #define PLAT_IMX8QM			1
+
+#endif /* PLATFORM_DEF_H */