diff --git a/u-boot/include/configs/carambola2.h b/u-boot/include/configs/carambola2.h
index 8851b21b69..8db8feae72 100644
--- a/u-boot/include/configs/carambola2.h
+++ b/u-boot/include/configs/carambola2.h
@@ -8,7 +8,6 @@
 #include <configs/ar7240.h>
 #include <config.h>
 
-#define FLASH_SIZE 16
 #define CONFIG_AR7240 1
 #define CONFIG_MACH_HORNET 1
 #define CONFIG_HORNET_1_1_WAR 1
diff --git a/u-boot/include/configs/skylab.h b/u-boot/include/configs/skylab.h
index ca6595ba33..8aaad29d83 100644
--- a/u-boot/include/configs/skylab.h
+++ b/u-boot/include/configs/skylab.h
@@ -8,7 +8,6 @@
 #include <configs/ar7240.h>
 #include <config.h>
 
-#define FLASH_SIZE 8
 #define CONFIG_AR7240 1
 #define CONFIG_MACH_HORNET 1
 #define CONFIG_HORNET_1_1_WAR 1