diff --git a/.github/workflows/cmake-tier2.yml b/.github/workflows/cmake-tier2.yml
index d4d0458..f39741c 100644
--- a/.github/workflows/cmake-tier2.yml
+++ b/.github/workflows/cmake-tier2.yml
@@ -24,7 +24,9 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Install Dependencies
-      run: brew install pkg-config gtkmm3 pcre cmake
+      run: >
+        brew install pkg-config gtkmm3 pcre cmake
+        brew install --with-toolchain llvm@16
 
     - name: Create Build Directory
       run: cmake -E make_directory build