diff --git a/plat/imx/imx8m/imx8m_dyn_cfg_helpers.c b/plat/imx/imx8m/imx8m_dyn_cfg_helpers.c
index 8b2fdd6..5d65ef2 100644
--- a/plat/imx/imx8m/imx8m_dyn_cfg_helpers.c
+++ b/plat/imx/imx8m/imx8m_dyn_cfg_helpers.c
@@ -13,6 +13,7 @@
 #endif
 #include <common/fdt_wrappers.h>
 #include <libfdt.h>
+#include <platform_def.h>
 
 #define DTB_PROP_HW_LOG_ADDR	"tpm_event_log_addr"
 #define DTB_PROP_HW_LOG_SIZE	"tpm_event_log_size"