diff --git a/.github/workflows/compat-check-latest-latest.yml b/.github/workflows/compat-check-latest-latest.yml
index 63533e089d..fadf592dee 100644
--- a/.github/workflows/compat-check-latest-latest.yml
+++ b/.github/workflows/compat-check-latest-latest.yml
@@ -12,27 +12,32 @@ jobs:
     with:
       lightning-version: latest
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_lkokkos_gpu:
     name: Lightning Compatibility test (tests_lkokkos_gpu) - latest/latest
     uses: ./.github/workflows/tests_gpu_kokkos.yml
     with:
       lightning-version: latest
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu:
     name: Lightning Compatibility test (tests_lgpu_gpu) - latest/latest
     uses: ./.github/workflows/tests_gpu_cuda.yml
     with:
       lightning-version: latest
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu_mpi:
     name: Lightning Compatibility test (tests_lgpu_gpu_mpi) - latest/latest
     uses: ./.github/workflows/tests_linux_x86_mpi_gpu.yml
     with:
       lightning-version: latest
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_without_binary:
     name: Lightning Compatibility test (tests_without_binary) - latest/latest
     uses: ./.github/workflows/tests_without_binary.yml
     with:
       lightning-version: latest
       pennylane-version: latest
+    secrets: inherit # pass all secrets
diff --git a/.github/workflows/compat-check-latest-stable.yml b/.github/workflows/compat-check-latest-stable.yml
index 3e589283eb..d395d09530 100644
--- a/.github/workflows/compat-check-latest-stable.yml
+++ b/.github/workflows/compat-check-latest-stable.yml
@@ -12,27 +12,32 @@ jobs:
     with:
       lightning-version: latest
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_lkokkos_gpu:
     name: Lightning Compatibility test (tests_lkokkos_gpu) - latest/stable
     uses: ./.github/workflows/tests_gpu_kokkos.yml
     with:
       lightning-version: latest
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu:
     name: Lightning Compatibility test (tests_lgpu_gpu) - latest/stable
     uses: ./.github/workflows/tests_gpu_cuda.yml
     with:
       lightning-version: latest
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu_mpi:
     name: Lightning Compatibility test (tests_lgpu_gpu_mpi) - latest/stable
     uses: ./.github/workflows/tests_linux_x86_mpi_gpu.yml
     with:
       lightning-version: latest
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_without_binary:
     name: Lightning Compatibility test (tests_without_binary) - latest/stable
     uses: ./.github/workflows/tests_without_binary.yml
     with:
       lightning-version: latest
       pennylane-version: stable
+    secrets: inherit # pass all secrets
diff --git a/.github/workflows/compat-check-release-release.yml b/.github/workflows/compat-check-release-release.yml
index 52c6bea41c..2c3f9becfb 100644
--- a/.github/workflows/compat-check-release-release.yml
+++ b/.github/workflows/compat-check-release-release.yml
@@ -12,27 +12,32 @@ jobs:
     with:
       lightning-version: release
       pennylane-version: release
+    secrets: inherit # pass all secrets
   tests_lkokkos_gpu:
     name: Lightning Compatibility test (tests_lkokkos_gpu) - release/release
     uses: ./.github/workflows/tests_gpu_kokkos.yml
     with:
       lightning-version: release
       pennylane-version: release
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu:
     name: Lightning Compatibility test (tests_lgpu_gpu) - release/release
     uses: ./.github/workflows/tests_gpu_cuda.yml
     with:
       lightning-version: release
       pennylane-version: release
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu_mpi:
     name: Lightning Compatibility test (tests_lgpu_gpu_mpi) - release/release
     uses: ./.github/workflows/tests_linux_x86_mpi_gpu.yml
     with:
       lightning-version: release
       pennylane-version: release
+    secrets: inherit # pass all secrets
   tests_without_binary:
     name: Lightning Compatibility test (tests_without_binary) - release/release
     uses: ./.github/workflows/tests_without_binary.yml
     with:
       lightning-version: release
       pennylane-version: release
+    secrets: inherit # pass all secrets
diff --git a/.github/workflows/tests_linux.yml b/.github/workflows/tests_linux.yml
index f1364dec27..1e96bfebea 100644
--- a/.github/workflows/tests_linux.yml
+++ b/.github/workflows/tests_linux.yml
@@ -555,12 +555,11 @@ jobs:
       - name: Run PennyLane-Lightning unit tests
         if: ${{ matrix.pl_backend != 'all'}}
         run: |
-          # TODO: Remove installing pytest-xdist with release v0.36.0
-          python -m pip install pytest-xdist
+          # TODO: Test in parallel using pytest-xdist after v0.36.0
           cd main/
           DEVICENAME=`echo ${{ matrix.pl_backend }} | sed "s/_/./g"`
           PL_DEVICE=${DEVICENAME} python -m pytest tests/ -k "not test_native_mcm" $COVERAGE_FLAGS
-          OMP_NUM_THREADS=1 PL_DEVICE=${DEVICENAME} python -m pytest -n auto tests/ -k "test_native_mcm" $COVERAGE_FLAGS --cov-append
+          OMP_NUM_THREADS=1 PL_DEVICE=${DEVICENAME} python -m pytest tests/ -k "test_native_mcm" $COVERAGE_FLAGS --cov-append
           pl-device-test --device ${DEVICENAME} --skip-ops --shots=20000 $COVERAGE_FLAGS --cov-append
           pl-device-test --device ${DEVICENAME} --shots=None --skip-ops $COVERAGE_FLAGS --cov-append
           mv .coverage .coverage-${{ github.job }}-${{ matrix.pl_backend }}