diff --git a/.github/workflows/test-python-code.yaml b/.github/workflows/test-python-code.yaml
index 3da2ba40..78b97683 100644
--- a/.github/workflows/test-python-code.yaml
+++ b/.github/workflows/test-python-code.yaml
@@ -23,15 +23,17 @@ on:
         type: boolean
         required: true
         default: true
-      pyproject-toml:
-        description: "The path to the pyproject.toml file."
+      pyproject-toml-directory:
+        description: "The directory where pyproject.toml is located."
         type: string
         required: true
-        default: "pyproject.toml"
+        default: "."
 
 jobs:
   test-py-code:
     runs-on: ubuntu-latest
+    env:
+      PYPROJECT_TOML: ${{ inputs.pyproject-toml-directory }}/pyproject.toml
     steps:
       - name: 🐍 Set up Python ${{ inputs.python-version }} Environment
         uses: ocadotechnology/codeforlife-workspace/.github/actions/python/setup-environment@main
@@ -42,19 +44,19 @@ jobs:
 
       - name: 🔎 Check Import Sort
         working-directory: ${{ inputs.working-directory }}
-        run: pipenv run isort --settings-file=${{ inputs.pyproject-toml }} --check ${{ inputs.source-path }}
+        run: pipenv run isort --settings-file=${{ env.PYPROJECT_TOML }} --check ${{ inputs.source-path }}
 
       - name: 🔎 Check Code Format
         working-directory: ${{ inputs.working-directory }}
-        run: if ! pipenv run black --config=${{ inputs.pyproject-toml }} --check ${{ inputs.source-path }}; then exit 1; fi
+        run: if ! pipenv run black --config=${{ env.PYPROJECT_TOML }} --check ${{ inputs.source-path }}; then exit 1; fi
 
       - name: 🔎 Check Static Type Hints
         working-directory: ${{ inputs.working-directory }}
-        run: pipenv run mypy --config-file=${{ inputs.pyproject-toml }} ${{ inputs.source-path }}
+        run: pipenv run mypy --config-file=${{ env.PYPROJECT_TOML }} ${{ inputs.source-path }}
 
       - name: 🔎 Check Static Code
         working-directory: ${{ inputs.working-directory }}
-        run: pipenv run pylint --rcfile=${{ inputs.pyproject-toml }} ${{ inputs.source-path }}
+        run: pipenv run pylint --rcfile=${{ env.PYPROJECT_TOML }} ${{ inputs.source-path }}
 
       - name: 🔎 Check Django Migrations
         if: inputs.check-django-migrations
@@ -63,6 +65,6 @@ jobs:
 
       - name: 🧪 Test Code Units
         working-directory: ${{ inputs.working-directory }}
-        run: pipenv run pytest -n=auto -c=${{ inputs.pyproject-toml }} ${{ inputs.source-path }}
+        run: pipenv run pytest -n=auto -c=${{ env.PYPROJECT_TOML }} ${{ inputs.source-path }}
 
       # TODO: assert code coverage target.