diff --git a/configs/T1024RDB_SDCARD_defconfig b/configs/T1024RDB_SDCARD_defconfig
index 75225ba..8efd45f 100644
--- a/configs/T1024RDB_SDCARD_defconfig
+++ b/configs/T1024RDB_SDCARD_defconfig
@@ -104,6 +104,7 @@
 CONFIG_SYS_FLASH_EMPTY_INFO=y
 CONFIG_FLASH_CFI_MTD=y
 CONFIG_SYS_FLASH_CFI=y
+CONFIG_SYS_MAX_FLASH_SECT=1024
 CONFIG_DM_SPI_FLASH=y
 CONFIG_SF_DEFAULT_SPEED=10000000
 CONFIG_SPI_FLASH_STMICRO=y