diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b386fa6f..3d9a90ed 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -26,8 +26,6 @@ jobs:
     permissions:
       contents: read
       security-events: write
-    env:
-      TOXENV: ${{ matrix.name }}
     steps:
       - uses: actions/checkout@v7
         with:
@@ -56,7 +54,9 @@ jobs:
           uv tool install tox==4.28.4 --with tox-uv
 
       - name: Run tox
-        run: tox
+        run: tox ${TOX_ARGS}
+        env:
+          TOX_ARGS: ${{ matrix.use_factor && format('-f {0}', matrix.name) || format('-e {0}', matrix.name) }}
 
       - name: Upload zizmor SARIF report into the GitHub repo code scanning
         if: contains(matrix.name, 'linting')
@@ -77,29 +77,29 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - {name: 'linting,docs',                       python: '3.14',     allow_failure: false}
+          - {name: 'linting,docs',                       python: '3.14',     allow_failure: false, use_factor: false}
 
           # Django 5.2 LTS / Python 3.10–3.14
-          - {name: py310-dj52-mysql-coverage,            python: '3.10',     allow_failure: false}
-          - {name: py311-dj52-sqlite-xdist-coverage,     python: '3.11',     allow_failure: false}
-          - {name: py311-dj52-mysql-coverage,            python: '3.11',     allow_failure: false}
-          - {name: py312-dj52-postgres-xdist-coverage,   python: '3.12',     allow_failure: false}
-          - {name: py313-dj52-sqlite-coverage,           python: '3.13',     allow_failure: false}
-          - {name: py314-dj52-postgres-xdist-coverage,   python: '3.14',     allow_failure: false}
+          - {name: py310-dj52-mysql-coverage,            python: '3.10',     allow_failure: false, use_factor: true}
+          - {name: py311-dj52-sqlite-xdist-coverage,     python: '3.11',     allow_failure: false, use_factor: true}
+          - {name: py311-dj52-mysql-coverage,            python: '3.11',     allow_failure: false, use_factor: true}
+          - {name: py312-dj52-postgres-xdist-coverage,   python: '3.12',     allow_failure: false, use_factor: true}
+          - {name: py313-dj52-sqlite-coverage,           python: '3.13',     allow_failure: false, use_factor: true}
+          - {name: py314-dj52-postgres-xdist-coverage,   python: '3.14',     allow_failure: false, use_factor: true}
 
           # Django 6.0 / Python 3.12–3.14
-          - {name: py312-dj60-postgres-xdist-coverage,   python: '3.12',     allow_failure: false}
-          - {name: py313-dj60-sqlite-coverage,           python: '3.13',     allow_failure: false}
-          - {name: py314-dj60-postgres-xdist-coverage,   python: '3.14',     allow_failure: false}
+          - {name: py312-dj60-postgres-xdist-coverage,   python: '3.12',     allow_failure: false, use_factor: true}
+          - {name: py313-dj60-sqlite-coverage,           python: '3.13',     allow_failure: false, use_factor: true}
+          - {name: py314-dj60-postgres-xdist-coverage,   python: '3.14',     allow_failure: false, use_factor: true}
           # Pin the minimum supported pytest on the latest stable combo.
-          - {name: py313-dj60-sqlite-pytestmin-coverage, python: '3.13',     allow_failure: false}
+          - {name: py313-dj60-sqlite-pytestmin-coverage, python: '3.13',     allow_failure: false, use_factor: true}
 
           # Django main / Python [latest]
-          - {name: py313-djmain-sqlite-coverage,         python: '3.13',     allow_failure: true}
-          - {name: py314-djmain-postgres-xdist-coverage, python: '3.14',     allow_failure: true}
+          - {name: py313-djmain-sqlite-coverage,         python: '3.13',     allow_failure: true, use_factor: true}
+          - {name: py314-djmain-postgres-xdist-coverage, python: '3.14',     allow_failure: true, use_factor: true}
 
           # PyPy: one representative combo, no coverage (too slow)
-          - {name: pypy3-dj52-postgres,                  python: 'pypy3.10', allow_failure: false}
+          - {name: pypy3-dj52-postgres,                  python: 'pypy3.10', allow_failure: false, use_factor: false}
 
   check:  # This job does nothing and is only used for the branch protection
     if: always()
diff --git a/pyproject.toml b/pyproject.toml
index 828acdd7..04ad54cd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -137,6 +137,9 @@ include = [
     "pytest_django_test/*",
     "tests/*",
 ]
+omit = [
+    "pytest_django/_version.py",  # coverage fails when the file stops existing randomly, see .gitignore
+]
 skip_covered = true
 exclude_lines = [
     "pragma: no cover",
diff --git a/tox.ini b/tox.ini
index 64c674d0..132b641e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,10 +1,10 @@
 [tox]
 envlist =
-    py314-dj{main,60,52}-postgres
-    py313-dj{main,60,52}-postgres
-    py312-dj{main,60,52}-postgres
-    py311-dj{52}-postgres
-    py310-dj{52}-postgres
+    py314-dj{main,60,52}-{sqlite,postgres,mysql}-{xdist}-{coverage}
+    py313-dj{main,60,52}-{sqlite,postgres,mysql}-{xdist}-{coverage}
+    py312-dj{main,60,52}-{sqlite,postgres,mysql}-{xdist}-{coverage}
+    py{py,}311-dj{52}-{sqlite,postgres,mysql}-{xdist}-{coverage}
+    py{py,}310-dj{52}-{sqlite,postgres,mysql}-{xdist}-{coverage}
     linting
 
 [testenv]
@@ -26,6 +26,7 @@ setenv =
     postgres:     DJANGO_SETTINGS_MODULE=pytest_django_test.settings_postgres
     sqlite:       DJANGO_SETTINGS_MODULE=pytest_django_test.settings_sqlite
     sqlite_file:  DJANGO_SETTINGS_MODULE=pytest_django_test.settings_sqlite_file
+    xdist:        PYTEST_ADDOPTS=-n auto
 
     coverage: PYTESTDJANGO_TEST_RUNNER=coverage run -m pytest
     coverage: COVERAGE_PROCESS_START={toxinidir}/pyproject.toml