diff --git a/.github/workflows/mpi.yml b/.github/workflows/mpi.yml
index 52d17383e..84973d24a 100644
--- a/.github/workflows/mpi.yml
+++ b/.github/workflows/mpi.yml
@@ -12,4 +12,4 @@ jobs:
     - name: Build the testing docker image
       run: docker build -f Dockerfile.mpi -t partmc-test . 
     - name: Run the tests in the docker container
-      run: docker run -t partmc-test bash -c 'cd /build; make test'
+      run: docker run -t partmc-test bash -c 'cd /build; CTEST_OUTPUT_ON_FAILURE=1 make test'