diff --git a/plat/imx/common/include/plat_imx8.h b/plat/imx/common/include/plat_imx8.h
index 27d4c37..640d60e 100644
--- a/plat/imx/common/include/plat_imx8.h
+++ b/plat/imx/common/include/plat_imx8.h
@@ -17,4 +17,5 @@
 void plat_gic_cpuif_disable(void);
 void plat_gic_pcpu_init(void);
 
+void __dead2 imx_system_off(void);
 #endif /*__PLAT_IMX8_H__ */