diff --git a/.github/workflows/build-with-clang.yml b/.github/workflows/build-with-clang.yml
index eb7e976..143cf04 100644
--- a/.github/workflows/build-with-clang.yml
+++ b/.github/workflows/build-with-clang.yml
@@ -1,4 +1,4 @@
-name: Build mkl-service with clang
+name: Build project with IntelLLVM clang compiler
 
 on:
   push:
@@ -10,12 +10,19 @@ permissions: read-all
 
 jobs:
   build-with-clang:
-    name: Build project with IntelLLVM clang compiler
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix:
+        python: ["3.10", "3.11", "3.12"]  # 3.9 fails - gh-issue#56
+
     env:
       ONEAPI_ROOT: /opt/intel/oneapi
 
+    defaults:
+      run:
+        shell: bash -el {0}
+
     steps:
       - name: Cancel Previous Runs
         uses: styfle/cancel-workflow-action@0.12.1
@@ -39,7 +46,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: '3.12'
+          python-version: ${{ matrix.python }}
           architecture: x64
 
       - name: Checkout repo
@@ -48,28 +55,25 @@ jobs:
           fetch-depth: 0
 
       - name: Install mkl-service dependencies
-        shell: bash -l {0}
-        run: |
-          pip install numpy cython setuptools pytest pytest-cov
+        uses: BSFishy/pip-action@v1
+        with:
+          packages: |
+            cython
+            setuptools
+            pytest
 
       - name: List oneAPI folder content
-        shell: bash -l {0}
-        run: ls /opt/intel/oneapi/compiler
+        run: ls ${{ env.ONEAPI_ROOT }}/compiler
 
       - name: Build mkl-service
-        shell: bash -l {0}
         run: |
-          source /opt/intel/oneapi/setvars.sh
+          source ${{ env.ONEAPI_ROOT }}/setvars.sh
           echo $CMPLR_ROOT
-          export CC=$CMPLR_ROOT/bin/compiler/clang
-          export CXX=$CMPLR_ROOT/bin/compiler/clang++
+          export CC=$CMPLR_ROOT/bin/icx
           export CFLAGS="${CFLAGS} -fno-fast-math"
-          echo "CC = ${CC}  CXX=${CXX}"
-          ls -l ${CC} ${CXX}
           python setup.py develop
 
-      - name: Run mkl-service tests
-        shell: bash -l {0}
+      - name: Run mkl-service tests    
         run: |
-          source /opt/intel/oneapi/setvars.sh
+          source ${{ env.ONEAPI_ROOT }}/setvars.sh
           pytest -s -v --pyargs mkl
diff --git a/.github/workflows/conda-package.yml b/.github/workflows/conda-package.yml
index 12bbc10..7db4b51 100644
--- a/.github/workflows/conda-package.yml
+++ b/.github/workflows/conda-package.yml
@@ -22,6 +22,11 @@ jobs:
       matrix:
         python: ["3.9", "3.10", "3.11", "3.12"]
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.12.1
+        with:
+          access_token: ${{ github.token }}
+
       - uses: actions/checkout@v4.1.7
         with:
           fetch-depth: 0
@@ -71,6 +76,11 @@ jobs:
     env:
       conda-bld: C:\Miniconda\conda-bld\win-64\
     steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.12.1
+        with:
+          access_token: ${{ github.token }}
+              
       - uses: actions/checkout@v4.1.7
         with:
           fetch-depth: 0