diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index 9ede3a25e..c10e0312c 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -4,7 +4,7 @@ on: [push, pull_request]
 
 env:
   # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
-  BUILD_TYPE: Release
+  BUILD_TYPE: Debug
 
 jobs:
   build:
@@ -17,22 +17,22 @@ jobs:
       - uses: actions/checkout@v3
       - uses: awalsh128/cache-apt-pkgs-action@latest
         with:
-          packages: libzmq3-dev
+          packages: libzmq3-dev libhdf5-dev
           version: 1.0
 
       - name: Configure CMake
         # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
         # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
-        run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
+        run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DSLS_USE_TESTS=ON -DSLS_USE_HDF5=ON
 
       - name: Build
         # Build your program with the given configuration
-        run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
+        run: cmake --build ${{github.workspace}}/build -j2 --config ${{env.BUILD_TYPE}}
 
       - name: Test
         working-directory: ${{github.workspace}}/build
         # Execute tests defined by the CMake configuration.
         # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
-        run: ctest -C ${{env.BUILD_TYPE}}
+        run: ctest -C ${{env.BUILD_TYPE}} -j1