diff --git a/.gitea/workflows/build_and_test.yml b/.gitea/workflows/build_and_test.yml
index bfe4a901..0dc37e39 100644
--- a/.gitea/workflows/build_and_test.yml
+++ b/.gitea/workflows/build_and_test.yml
@@ -126,11 +126,10 @@ jobs:
       - name: Build processing test
         shell: bash
         run: |
-          source /opt/rh/gcc-toolset-12/enable
           mkdir -p build
           cd build
-          cmake -DCMAKE_BUILD_TYPE=Release ..
-          make -j8 jfjoch_hdf5_test
+          cmake -G Ninja -DCMAKE_BUILD_TYPE=Release ..
+          ninja -j16 jfjoch_hdf5_test
       - name: Generate test data
         shell: bash
         run: |