diff --git a/.config.bak b/.config.bak
deleted file mode 100644
index 4fe6eb4f85..0000000000
--- a/.config.bak
+++ /dev/null
@@ -1,22 +0,0 @@
-CONFIG_MODULES=y
-CONFIG_HAVE_DOT_CONFIG=y
-CONFIG_HOST_OS_LINUX=y
-CONFIG_TARGET_BOARD="rockchip"
-CONFIG_TARGET_SUBTARGET="armv8"
-CONFIG_TARGET_rockchip=y
-CONFIG_TARGET_rockchip_armv8=y
-CONFIG_HAS_SUBTARGETS=y
-CONFIG_HAS_DEVICES=y
-CONFIG_ARCH_PACKAGES="aarch64_generic"
-CONFIG_DEFAULT_TARGET_OPTIMIZATION="-Os -pipe -mcpu=generic"
-CONFIG_CPU_TYPE="generic"
-CONFIG_TARGET_rockchip_armv8_DEVICE_generic_rk3588s=y
-CONFIG_LINUX_6_6=y
-CONFIG_KERNEL_PATCHVER="6.6"
-CONFIG_TARGET_ROOTFS_SQUASHFS=y
-CONFIG_TARGET_ROOTFS_EXT4FS=y
-CONFIG_BUSYBOX_DEFAULT_HALT=y
-CONFIG_BUSYBOX_DEFAULT_INIT=y
-CONFIG_KERNEL_BUILD_USER="xiaobao"
-CONFIG_KERNEL_BUILD_DOMAIN="local"
-CONFIG_SIGNED_PACKAGES=y
diff --git a/.gitignore b/.gitignore
index 96f8ec6209..3270600620 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,3 +36,4 @@ git-src
 .cproject
 .ccache
 .vscode*
+.config.bak