diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 3bde7ce1..c05316bf 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -123,6 +123,25 @@ jobs:
 
     # ----------------------------------------------------------------
 
+    - name: Clone webutil
+      uses: actions/checkout@v3
+      with:
+        repository: Rconybea/xo-webutil
+        path: repo/webutil
+
+    - name: Configure webutil
+      # configure cmake for webutil in dedicated build directory.
+      run: cmake -B ${{github.workspace}}/build_webutil -DCMAKE_MODULE_PATH=${{github.workspace}}/local/share/cmake -DCMAKE_PREFIX_PATH=${{github.workspace}}/local -DCMAKE_INSTALL_PREFIX=${{github.workspace}}/local repo/webutil
+
+    - name: Build webutil
+      run: cmake --build ${{github.workspace}}/build_webutil --config ${{env.BUILD_TYPE}}
+
+    - name: Install webutil
+      # install into ${{github.workspace}}/local
+      run: cmake --install ${{github.workspace}}/build_webutil
+
+    # ----------------------------------------------------------------
+
     - name: Clone reactor
       uses: actions/checkout@v3
       with: