diff --git a/.github/workflows/llvm.yml b/.github/workflows/llvm.yml
index 87b31a680..07d8cf51a 100644
--- a/.github/workflows/llvm.yml
+++ b/.github/workflows/llvm.yml
@@ -27,6 +27,10 @@ jobs:
       - uses: actions/checkout@v4
       - uses: lukka/get-cmake@latest
 
+      - name: Install cross compilers
+        if: startsWith(matrix.config.os, 'ubuntu') && startsWith(matrix.config.platform, 'arm64')
+        run: apt install g++-aarch64-linux-gnu gcc-aarch64-linux-gnu
+
       - name: Clone LLVM
         shell: bash
         run: build/build.sh clone_llvm
@@ -43,4 +47,4 @@ jobs:
         uses: actions/upload-artifact@v3
         with:
           name: llvm
-          path: build/llvm/llvm-*-*.*
\ No newline at end of file
+          path: build/llvm/llvm-*-*.*