diff --git a/include/configs/MPC8540ADS.h b/include/configs/MPC8540ADS.h
index 78bb74b..577c276 100644
--- a/include/configs/MPC8540ADS.h
+++ b/include/configs/MPC8540ADS.h
@@ -398,7 +398,8 @@
  * Miscellaneous configurable options
  */
 #define CONFIG_SYS_LONGHELP			/* undef to save memory	*/
-#define CONFIG_CMDLINE_EDITING		/* Command-line editing */
+#define CONFIG_CMDLINE_EDITING			/* Command-line editing */
+#define CONFIG_AUTO_COMPLETE			/* add autocompletion support */
 #define CONFIG_SYS_LOAD_ADDR	0x2000000	/* default load address */
 #define CONFIG_SYS_PROMPT	"=> "		/* Monitor Command Prompt */