diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6f0fb1d..4170b9f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,12 +26,22 @@ jobs:
             toolchain: {compiler: nvidia-hpc, version: '23.11'}
 
     steps:
+      - name: Checkout code
+        uses: actions/checkout@v1
+      
       - uses: fortran-lang/setup-fortran@v1
         id: setup-fortran
         with:
           compiler: ${{ matrix.toolchain.compiler }}
           version: ${{ matrix.toolchain.version }}
 
+      - name: Setup Fortran Package Manager
+        uses: fortran-lang/setup-fpm@v5
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+
       - run: |
-          ${{ env.FC }} ... # environment vars FC, CC, and CXX are set
-          ${{ steps.setup-fortran.outputs.fc }} ... # outputs work too
\ No newline at end of file
+          export FPM_FC=${{ env.FC }}
+          fpm test --flag "-O3"
+    #      ${{ env.FC }} ... # environment vars FC, CC, and CXX are set
+    #      ${{ steps.setup-fortran.outputs.fc }} ... # outputs work too