diff --git a/rk356x/BoardConfig-LubanCat-RK3566-debian-lite.mk b/rk356x/BoardConfig-LubanCat-RK3566-debian-lite.mk
index 542133d..2d0db4b 100644
--- a/rk356x/BoardConfig-LubanCat-RK3566-debian-lite.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3566-debian-lite.mk
@@ -23,7 +23,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3566
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3566-debian-xfce-full.mk b/rk356x/BoardConfig-LubanCat-RK3566-debian-xfce-full.mk
index 3550919..f6c3513 100644
--- a/rk356x/BoardConfig-LubanCat-RK3566-debian-xfce-full.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3566-debian-xfce-full.mk
@@ -23,7 +23,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3566
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3566-debian-xfce.mk b/rk356x/BoardConfig-LubanCat-RK3566-debian-xfce.mk
index e806e41..fa62993 100644
--- a/rk356x/BoardConfig-LubanCat-RK3566-debian-xfce.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3566-debian-xfce.mk
@@ -23,7 +23,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3566
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-lite.mk b/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-lite.mk
index a311251..fe652ed 100644
--- a/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-lite.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-lite.mk
@@ -25,7 +25,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3566
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-xfce-full.mk b/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-xfce-full.mk
index eea3537..e38ae0a 100644
--- a/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-xfce-full.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-xfce-full.mk
@@ -23,7 +23,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3566
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-xfce.mk b/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-xfce.mk
index 2ee3fa9..6d1a9dc 100644
--- a/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-xfce.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3566-ubuntu-xfce.mk
@@ -23,7 +23,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3566
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3568-debian-lite.mk b/rk356x/BoardConfig-LubanCat-RK3568-debian-lite.mk
index 7371cea..a8a0853 100644
--- a/rk356x/BoardConfig-LubanCat-RK3568-debian-lite.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3568-debian-lite.mk
@@ -23,7 +23,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3568
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3568-debian-xfce-full.mk b/rk356x/BoardConfig-LubanCat-RK3568-debian-xfce-full.mk
index 4ea1219..fbd7c0c 100644
--- a/rk356x/BoardConfig-LubanCat-RK3568-debian-xfce-full.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3568-debian-xfce-full.mk
@@ -23,7 +23,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3568
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3568-debian-xfce.mk b/rk356x/BoardConfig-LubanCat-RK3568-debian-xfce.mk
index 8588193..0472612 100644
--- a/rk356x/BoardConfig-LubanCat-RK3568-debian-xfce.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3568-debian-xfce.mk
@@ -23,7 +23,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3568
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-lite.mk b/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-lite.mk
index b5264cc..a3419bd 100644
--- a/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-lite.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-lite.mk
@@ -25,7 +25,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3568
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-xfce-full.mk b/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-xfce-full.mk
index d89133f..c3ca224 100644
--- a/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-xfce-full.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-xfce-full.mk
@@ -23,7 +23,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3568
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)
diff --git a/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-xfce.mk b/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-xfce.mk
index 2dac23c..f75f208 100644
--- a/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-xfce.mk
+++ b/rk356x/BoardConfig-LubanCat-RK3568-ubuntu-xfce.mk
@@ -23,7 +23,7 @@ export RK_PARAMETER=parameter-ubuntu-fit.txt
 # 分区表对应的打包文件
 export RK_PACKAGE_FILE=rk356x-package-file-ubuntu
 # Buildroot config
-export RK_CFG_BUILDROOT=rockchip_rk3568
+export RK_CFG_BUILDROOT=
 # Recovery config
 export RK_CFG_RECOVERY=
 # Recovery image format type: fit(flattened image tree)