diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8868505e5884..0c269c6f91ac 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -913,6 +913,7 @@ jobs:
           rclone copyto :s3:cdn/waterfox/libraries/toolchain/clang-16.tar.zst ./clang-16.tar.zst
           mkdir -p $HOME/.mozbuild/
           tar -xvf clang-16.tar.zst -C $HOME/.mozbuild
+          sudo apt install libstdc++-11-dev
       - name: "\U0001F4E4 Checkout"
         uses: actions/checkout@v3
       - name: "\U0001F4E3 Override version_display.txt"