diff --git a/common/command.c b/common/command.c
index ceca992..0d8bf24 100644
--- a/common/command.c
+++ b/common/command.c
@@ -469,7 +469,7 @@
 			return 2;
 		case 'l':
 			return 4;
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
 		case 'q':
 			return 8;
 #endif