diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_dev_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_dev_defconfig
index 47f9df4c..dcdc716c 100644
--- a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_dev_defconfig
+++ b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_dev_defconfig
@@ -16,6 +16,7 @@ BR2_GCC_VERSION_7_X=y
 BR2_TOOLCHAIN_USES_MUSL=y
 BR2_TOOLCHAIN_BUILDROOT_MUSL=y
 BR2_TOOLCHAIN_BUILDROOT_LIBC="musl"
+BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
 BR2_TOOLCHAIN_BUILDROOT_USE_SSP=y
 
@@ -57,8 +58,6 @@ BR2_PACKAGE_MINI_SNMPD=y
 BR2_PACKAGE_VTUND_LITE=y
 
 # For @widgetii
-BR2_TOOLCHAIN_BUILDROOT_CXX=y
-BR2_INSTALL_LIBSTDCPP=y
 BR2_PACKAGE_HOST_GDB=y
 BR2_PACKAGE_HOST_GDB_NOPYTHON=y
 BR2_GDB_VERSION_9_2=y
diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_glibc_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_glibc_defconfig
index 9b63b85a..ad1ec6b2 100644
--- a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_glibc_defconfig
+++ b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_glibc_defconfig
@@ -19,6 +19,7 @@ BR2_GCC_VERSION_7_X=y
 BR2_TOOLCHAIN_USES_GLIBC=y
 BR2_TOOLCHAIN_BUILDROOT_GLIBC=y
 BR2_TOOLCHAIN_BUILDROOT_LIBC="glibc"
+BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
 BR2_TOOLCHAIN_BUILDROOT_USE_SSP=y
 
@@ -82,10 +83,6 @@ BR2_PACKAGE_LUASOCKET=y
 BR2_PACKAGE_LUA_CJSON=y
 BR2_PACKAGE_NODE_EXPORTER=y
 
-# For @widgetii
-BR2_TOOLCHAIN_BUILDROOT_CXX=y
-BR2_INSTALL_LIBSTDCPP=y
-
 # Unused
 # BR2_SHARED_STATIC_LIBS is not set
 # BR2_PACKAGE_JPEG_TURBO is not set
diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_openipc_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_openipc_defconfig
index d78c21c0..553aba58 100644
--- a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_openipc_defconfig
+++ b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_openipc_defconfig
@@ -68,10 +68,6 @@ BR2_PACKAGE_WPA_SUPPLICANT_PASSPHRASE=y
 BR2_PACKAGE_LINUX_FIRMWARE=y
 BR2_PACKAGE_LINUX_FIRMWARE_MEDIATEK_MT7601U=y
 
-# For @widgetii
-BR2_TOOLCHAIN_BUILDROOT_CXX=y
-BR2_INSTALL_LIBSTDCPP=y
-
 # Unused
 # BR2_SHARED_STATIC_LIBS is not set
 # BR2_PACKAGE_JPEG_TURBO is not set