diff --git a/board/davinci/sysmobts_v2/sysmobts_v2.c b/board/davinci/sysmobts_v2/sysmobts_v2.c
index c40358a9b0..5d1a06005e 100644
--- a/board/davinci/sysmobts_v2/sysmobts_v2.c
+++ b/board/davinci/sysmobts_v2/sysmobts_v2.c
@@ -166,7 +166,7 @@ int misc_init_r(void)
 	if (sysmobts_v2_read_mac_address(eeprom_enetaddr))
 		davinci_sync_env_enetaddr(eeprom_enetaddr);
 
-	setenv("fwup", "dhcp;setenv filesize 0;tftp 85000000 ${tftp_serverip}:rootfs.ubi;mtdpart default;nand erase.part RootFs;nand write 85000000 100000 ${filesize}");
+	setenv("fwup", "dhcp;setenv filesize 0;tftp 85000000 ${tftp_serverip}:rootfs.ubi;mtdpart default;nand erase.part RootFs;nand write 85000000 RootFs ${filesize}");
 	return(0);
 }
 
diff --git a/include/configs/davinci_sysmobts_v2.h b/include/configs/davinci_sysmobts_v2.h
index 21517a1901..94bc621d1d 100644
--- a/include/configs/davinci_sysmobts_v2.h
+++ b/include/configs/davinci_sysmobts_v2.h
@@ -99,8 +99,8 @@
 #define MTDPARTS_DEFAULT				\
 	"mtdparts=davinci_nand.0:"			\
 			"128k(U-Boot-Environment)ro,"	\
-			"384k(UBL)ro,"			\
-			"512k(U-Boot)ro,"		\
+			"640k(UBL)ro,"			\
+			"3328k(U-Boot)ro,"		\
 			"-(RootFs)"
 #define CONFIG_SKIP_LOWLEVEL_INIT	/* U-Boot is loaded by a bootloader */
 #define CONFIG_SYS_NAND_BASE		0x02000000