diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4c7f18c..9b4fb8a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -65,7 +65,7 @@ jobs:
       - name: Install Clang
         run: |
           sudo apt-get update
-          sudo apt-get install -y wget lsb-release software-properties-common gnupg
+          sudo apt-get install -y wget lsb-release software-properties-common gnupg ninja
 
           wget https://apt.llvm.org/llvm.sh
           chmod +x llvm.sh
@@ -88,7 +88,7 @@ jobs:
       
       - name: Configure CMake
         working-directory: ${{github.workspace}}/build
-        run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_TOOLCHAIN_FILE=$TOOLCHAIN -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++
+        run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_TOOLCHAIN_FILE=$TOOLCHAIN -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++ -G Ninja
         env:
           SPLAT_DIR: ${{ github.workspace }}/.xwin-cache/splat
           TOOLCHAIN: ${{ github.workspace }}/toolchain/clang-cl-msvc.cmake