diff --git a/rk3588/parameter-ab.txt b/rk3588/parameter-ab.txt
index ec3cfe0..1544d21 100644
--- a/rk3588/parameter-ab.txt
+++ b/rk3588/parameter-ab.txt
@@ -8,4 +8,4 @@ MACHINE: 0xffffffff
 CHECK_MASK: 0x80
 PWR_HLD: 0,0,A,0,1
 TYPE: GPT
-CMDLINE: mtdparts=rk29xxnand:0x00002000@0x00004000(uboot),0x00002000@0x00006000(misc),0x00020000@0x00008000(boot_a),0x00040000@0x00028000(boot_b),0x00010000@0x00068000(backup),0x00e00000@0x00078000(system_a),0x00e00000@0x00e78000(system_b),0x00040000@0x01c78000(oem),-@0x01d18000(userdata:grow)
+CMDLINE: mtdparts=rk29xxnand:0x00002000@0x00004000(uboot),0x00002000@0x00006000(misc),0x00020000@0x00008000(boot_a),0x00040000@0x00028000(boot_b),0x00010000@0x00068000(backup),0x00e00000@0x00078000(system_a),0x00e00000@0x00e78000(system_b),0x00040000@0x01c78000(oem),-@0x01cb8000(userdata:grow)
diff --git a/rk3588/parameter.txt b/rk3588/parameter.txt
index 9bbedea..c45fc18 100644
--- a/rk3588/parameter.txt
+++ b/rk3588/parameter.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),0x00002000@0x00006000(misc),0x00020000@0x00008000(boot),0x00040000@0x00028000(recovery),0x00010000@0x00068000(backup),0x01c00000@0x00078000(rootfs),0x00040000@0x01c78000(oem),-@0x01d18000(userdata:grow)
+CMDLINE: mtdparts=rk29xxnand:0x00002000@0x00004000(uboot),0x00002000@0x00006000(misc),0x00020000@0x00008000(boot),0x00040000@0x00028000(recovery),0x00010000@0x00068000(backup),0x01c00000@0x00078000(rootfs),0x00040000@0x01c78000(oem),-@0x01cb8000(userdata:grow)
 uuid:rootfs=614e0000-0000-4b53-8000-1d28000054a9