diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index b470f1b..a271887 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -12,8 +12,8 @@ env:
   MACOSX_DEPLOYMENT_TARGET: 14.0
 
 jobs:
-  Run_standalone_tests_without_custom_MPI_wrappers:
-    name: "Run standalone tests without custom MPI Wrappers"
+  Run_standalone_tests_without_custom_MPI_wrappers_with_OpenMPI:
+    name: "Run standalone tests with Open MPI without custom MPI Wrappers"
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
@@ -33,6 +33,27 @@ jobs:
           cd tests
           ./run_tests.sh --without-wrappers
 
+  Run_standalone_tests_without_custom_MPI_wrappers_with_MPICH:
+    name: "Run standalone tests with MPICH without custom MPI Wrappers"
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: ["macos-latest", "ubuntu-20.04"]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Micromamba
+        uses: mamba-org/setup-micromamba@v2.0.2
+        with:
+          micromamba-version: '2.0.4-0'
+          environment-file: ci/environment_gfortran_mpich.yml
+
+      - name: Run standalone tests with MPICH and without MPI wrappers
+        shell: bash -e -x -l {0}
+        run: |
+          cd tests
+          ./run_tests.sh --without-wrappers
+
   Run_standalone_tests_with_GFortran_with_OpenMPI:
     name: "Run standalone tests with GFortran with Open MPI"
     runs-on: ${{ matrix.os }}