diff --git a/.github/workflows/bsp_buildings.yml b/.github/workflows/bsp_buildings.yml
index 1dc23d789d..b8c6f7a9bb 100644
--- a/.github/workflows/bsp_buildings.yml
+++ b/.github/workflows/bsp_buildings.yml
@@ -149,6 +149,7 @@ jobs:
         run: |
           wget -q https://github.com/RT-Thread/toolchains-ci/releases/download/v1.6/gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf.tar.xz
           sudo tar -xf gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf.tar.xz -C /opt
+          sudo apt-get -qq install device-tree-compiler
           /opt/gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf/bin/aarch64-none-elf-gcc --version
           echo "RTT_EXEC_PATH=/opt/gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf/bin" >> $GITHUB_ENV