diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 947a6817..82c65bfc 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -82,7 +82,7 @@ jobs:
       - uses: actions/checkout@v4
       
       - name: Install tools and dependencies
-        run: brew install libtool autoconf automake pkg-config bison re2c
+        run: brew install libtool autoconf automake pkg-config bison re2c llvm
         
       - name: Prepare compile.sh download cache
         id: download-cache