diff --git a/README.md b/README.md
index d20c548..34743a2 100644
--- a/README.md
+++ b/README.md
@@ -40,11 +40,11 @@ xmake 是一个基于 Lua 的轻量级跨平台构建工具，使用 xmake.lua 
 
 3. **安装 qemu**
 
-   userapps 已提供 qemu 7.1.0 的安装包，请自行下载 https://download_redirect.rt-thread.org/download/rt-smart/native/tools/qemu/qemu_7.1.0-2022111713_amd64.deb
+   userapps 已提供 qemu 7.1.0 的安装包，请自行下载 https://download-redirect.rt-thread.org/download/rt-smart/native/tools/qemu/qemu_7.1.0-2022111713_amd64.deb
 
    ```shell
    sudo apt-get install -y libglib2.0-dev libpixman-1-dev
-   curl -L https://download_redirect.rt-thread.org/download/rt-smart/native/tools/qemu/qemu_7.1.0-2022111713_amd64.deb -o ./qemu.deb
+   curl -L https://download-redirect.rt-thread.org/download/rt-smart/native/tools/qemu/qemu_7.1.0-2022111713_amd64.deb -o ./qemu.deb
    sudo dpkg -i ./qemu.deb
    ```
 
@@ -98,7 +98,7 @@ xmake 是一个基于 Lua 的轻量级跨平台构建工具，使用 xmake.lua 
 
 会在每天凌晨生成 aarch64/riscv64 for qemu 的 prebuilt 版本，包括内核和 rootfs 文件系统：
 
-- [aarch64](http://117.143.63.254:9012/www/rt-smart/prebuilt/qemu-virt64-aarch64_latest.tar.gz)
-- [riscv64](http://117.143.63.254:9012/www/rt-smart/prebuilt/qemu-virt64-riscv_latest.tar.gz)
+- [aarch64](https://download-redirect.rt-thread.org/download/rt-smart/prebuilt/qemu-virt64-aarch64_latest.tar.gz)
+- [riscv64](https://download-redirect.rt-thread.org/download/rt-smart/prebuilt/qemu-virt64-riscv_latest.tar.gz)
 
 可以使用 qemu 来运行起来。
diff --git a/tools/scripts/tasks/smart-rootfs/on_run.lua b/tools/scripts/tasks/smart-rootfs/on_run.lua
index b5f1018..c562396 100644
--- a/tools/scripts/tasks/smart-rootfs/on_run.lua
+++ b/tools/scripts/tasks/smart-rootfs/on_run.lua
@@ -163,6 +163,11 @@ function deploy_syslib(toolchains, rootfs)
             rt_utils.cp_with_symlink(filepath, path.join(rootfs, "lib", filename))
         end
     end
+
+    for _, filepath in ipairs(os.files(path.join(pkg:installdir(), toolchains) .. "/*/ld-musl-*.so.*")) do
+        local filename = path.filename(filepath)
+        rt_utils.cp_with_symlink(filepath, path.join(rootfs, "lib", filename))
+    end
 end
 
 function copy_packages()
diff --git a/tools/scripts/toolchains/aarch64-smart-musleabi.lua b/tools/scripts/toolchains/aarch64-smart-musleabi.lua
index ec4f062..1fb0255 100644
--- a/tools/scripts/toolchains/aarch64-smart-musleabi.lua
+++ b/tools/scripts/toolchains/aarch64-smart-musleabi.lua
@@ -31,6 +31,8 @@ do
         import("rt.private.build.rtflags")
         toolchain:load_cross_toolchain()
 
+        toolchain:set("toolset", "cxx", "aarch64-linux-musleabi-g++")
+
         toolchain:add("cxflags", "-march=armv8-a", {force = true})
 
         local link_type = os.getenv("RT_XMAKE_LINK_TYPE") or "shared"
diff --git a/tools/scripts/toolchains/arm-smart-musleabi.lua b/tools/scripts/toolchains/arm-smart-musleabi.lua
index c823875..20058ca 100644
--- a/tools/scripts/toolchains/arm-smart-musleabi.lua
+++ b/tools/scripts/toolchains/arm-smart-musleabi.lua
@@ -30,6 +30,8 @@ do
         import("rt.private.build.rtflags")
         toolchain:load_cross_toolchain()
 
+        toolchain:set("toolset", "cxx", "arm-linux-musleabi-g++")
+
         toolchain:add("cxflags", "-march=armv7-a", "-marm", "-msoft-float", {force = true})
 
         local link_type = os.getenv("RT_XMAKE_LINK_TYPE") or "shared"
diff --git a/tools/scripts/toolchains/riscv64gc-unknown-smart-musl.lua b/tools/scripts/toolchains/riscv64gc-unknown-smart-musl.lua
index 67e9454..5d72fae 100644
--- a/tools/scripts/toolchains/riscv64gc-unknown-smart-musl.lua
+++ b/tools/scripts/toolchains/riscv64gc-unknown-smart-musl.lua
@@ -30,6 +30,8 @@ do
         import("rt.private.build.rtflags")
         toolchain:load_cross_toolchain()
 
+        toolchain:set("toolset", "cxx", "riscv64-unknown-linux-musl-g++")
+
         toolchain:add("cxflags", "-mcmodel=medany", "-march=rv64imafdc", "-mabi=lp64", {force = true})
 
         local link_type = os.getenv("RT_XMAKE_LINK_TYPE") or "shared"
diff --git a/tools/scripts/toolchains/x86_64-linux-musl.lua b/tools/scripts/toolchains/x86_64-linux-musl.lua
index 2c0a93e..f0c415a 100644
--- a/tools/scripts/toolchains/x86_64-linux-musl.lua
+++ b/tools/scripts/toolchains/x86_64-linux-musl.lua
@@ -27,6 +27,8 @@ do
     on_load(function(toolchain)
         toolchain:load_cross_toolchain()
 
+        toolchain:set("toolset", "cxx", "x86_64-linux-musl-g++")
+
         local link_type = os.getenv("RT_XMAKE_LINK_TYPE") or "shared"
         if link_type == "static" then
             toolchain:add("ldflags", "--static", {force = true})