diff --git a/include/configs/MPC8568MDS.h b/include/configs/MPC8568MDS.h
index 6e0ff7e..281918b 100644
--- a/include/configs/MPC8568MDS.h
+++ b/include/configs/MPC8568MDS.h
@@ -237,8 +237,7 @@
 #define CONFIG_SYS_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address */
 #define CONFIG_SYS_INIT_RAM_SIZE	0x4000	    /* Size of used area in RAM */
 
-#define CONFIG_SYS_GBL_DATA_SIZE	128	    /* num bytes initial data */
-#define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - CONFIG_SYS_GBL_DATA_SIZE)
+#define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
 
 #define CONFIG_SYS_MONITOR_LEN		(256 * 1024) /* Reserve 256 kB for Mon */