diff --git a/rv1126_rv1109/parameter-tb.txt b/rv1126_rv1109/parameter-tb.txt
index 6f48313..ec20def 100644
--- a/rv1126_rv1109/parameter-tb.txt
+++ b/rv1126_rv1109/parameter-tb.txt
@@ -8,5 +8,5 @@ MACHINE: 0xffffffff
 CHECK_MASK: 0x80
 PWR_HLD: 0,0,A,0,1
 TYPE: GPT
-CMDLINE: mtdparts=rk29xxnand:0x00002000@0x00004000(uboot),0x00010000@0x0000a000(boot),0x00020000@0x0023a000(oem),-@0x0040000(userdata:grow)
+CMDLINE: mtdparts=rk29xxnand:0x00002000@0x00004000(uboot),0x00010000@0x00006000(boot),0x00020000@0x00016000(oem),-@0x00036000(userdata:grow)
 uuid:rootfs=614e0000-0000-4b53-8000-1d28000054a9