diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6a49223b2..8579c0f0a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -40,22 +40,25 @@ jobs:
           ghcr.io/eit-alive/eittestdata:latest
           sh -c 'set -xe ;
             cd /ci ;
-            python -m pip install ".[dev,publishing]" ;
+            python${{ matrix.python-version }} -m pip install ".[dev,publishing]" ;
             pytest -v ;
-            python -m build'
+            python${{ matrix.python-version }} -m build'
 
   lint:
     if: github.event.pull_request.draft == false
     name: Linting build
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
+      matrix:
+        os: ["ubuntu-latest"]
+        python-version: ["3.10"]
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python 3.10
         uses: actions/setup-python@v3
         with:
-          python-version: "3.10"
+          python-version: ${{ matrix.python-version }}
       - name: Python info
         shell: bash -l {0}
         run: |
@@ -71,9 +74,12 @@ jobs:
   coveralls:
     if: github.event.pull_request.draft == false
     name: Coveralls build
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
+      matrix:
+        os: ["ubuntu-latest"]
+        python-version: ["3.10"]
     steps:
       - uses: actions/checkout@v3
       - name: Connect to Container Registry
@@ -90,12 +96,12 @@ jobs:
           -e EIT_PROCESSING_TEST_DATA=/eitprocessing
           -e GITHUB_TOKEN=${{ secrets.GITHUB_TOKEN }}
           -e COVERALLS_REPO_TOKEN=${{ secrets.COVERALLS_REPO_TOKEN }}
-          -e COVERALLS_FLAG_NAME=python-${{ matrix.version }}
+          -e COVERALLS_FLAG_NAME=python-${{ matrix.python-version }}
           ghcr.io/eit-alive/eittestdata:latest
           sh -c 'set -xe ;
             cd /ci ;
-            python -m pip install --upgrade pip setuptools ;
-            python -m pip install ".[dev,publishing]" ;
+            python${{ matrix.python-version }} -m pip install --upgrade pip setuptools ;
+            python${{ matrix.python-version }} -m pip install ".[dev,publishing]" ;
             pytest --cov --cov-append --cov-report xml --cov-report term --cov-report html ;
             coveralls --service=github ;
-            python -m build'
+            python${{ matrix.python-version }} -m build'