diff --git a/prepare-env.sh b/prepare-env.sh
index cb4c7f9..159f069 100755
--- a/prepare-env.sh
+++ b/prepare-env.sh
@@ -3,10 +3,10 @@ set -exuo pipefail
 
 apt-get update
 
-PACKAGES=("git" "cmake" "make" "gcc-multilib" "g++-multilib")
+PACKAGES=("git" "clang-13" "libclang-dev" "cmake" "make" "gcc-multilib" "g++-multilib")
 case "${TARGET}" in
     # aarch64-unknown-linux-gnu|aarch64-unknown-linux-musl)
-    #     apt-get install -yqq "${PACKAGES[@]}" crossbuild-essential-arm64 gcc-aarch64-linux-gnu g++-aarch64-linux-gnu binutils-aarch64-linux-gnu
+    #     apt-get install -yqq "${PACKAGES[@]}" # crossbuild-essential-arm64 # gcc-aarch64-linux-gnu g++-aarch64-linux-gnu binutils-aarch64-linux-gnu
     # ;;
     arm-unknown-linux-gnueabi|arm-unknown-linux-musleabi)
         apt-get install -yqq "${PACKAGES[@]}" {cpp,g++,gcc}-arm-linux-gnueabi linux-libc-dev-armel-cross