diff --git a/include/configs/mx53loco.h b/include/configs/mx53loco.h
index 60dc2bed26f..544e3fbbdfa 100644
--- a/include/configs/mx53loco.h
+++ b/include/configs/mx53loco.h
@@ -181,6 +181,5 @@
 #define CONFIG_SYS_MMC_ENV_DEV 0
 
 #define CONFIG_OF_LIBFDT
-#define CONFIG_SYS_BOOTMAPSZ   0x800000
 
 #endif				/* __CONFIG_H */
diff --git a/include/configs/mx53smd.h b/include/configs/mx53smd.h
index a9bfd2def5e..65d5e055048 100644
--- a/include/configs/mx53smd.h
+++ b/include/configs/mx53smd.h
@@ -187,6 +187,5 @@
 #define CONFIG_SYS_MMC_ENV_DEV 0
 
 #define CONFIG_OF_LIBFDT
-#define CONFIG_SYS_BOOTMAPSZ   0x800000
 
 #endif				/* __CONFIG_H */