diff --git a/.github/workflows/ci_consumption_workflow.yml b/.github/workflows/ci_consumption_workflow.yml
index 907e3de4c..3def8c097 100644
--- a/.github/workflows/ci_consumption_workflow.yml
+++ b/.github/workflows/ci_consumption_workflow.yml
@@ -32,21 +32,22 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
         run: |
-          python -m pip install --index-url https://test.pypi.org/simple/ --extra-index-url https://pypi.org/simple -U azure-functions --pre
-          python -m pip install -U -e .[dev]
+          python -m pip install --upgrade pip==23.0
+          python -m pip install -r requirements.txt
+          python -m pip install pytest pytest-instafail pytest-rerunfailures pytest-xdist requests pycryptodome
           python setup.py build
       - name: Running 3.7 Tests
         if: matrix.python-version == 3.7
         env:
           AzureWebJobsStorage: ${{ secrets.LinuxStorageConnectionString37 }}
           CUSTOM_IMAGE: ${{ github.event.inputs.custom_image }}
-        run: python -m pytest -n auto --dist loadfile -vv  --reruns 4 --instafail tests/consumption_tests
+        run: python -m pytest -n auto --dist loadfile -vv --reruns 4 --instafail tests/consumption_tests
       - name: Running 3.8 Tests
         if: matrix.python-version == 3.8
         env:
           AzureWebJobsStorage: ${{ secrets.LinuxStorageConnectionString38 }}
           CUSTOM_IMAGE: ${{ github.event.inputs.custom_image }}
-        run: python -m pytest -n auto --dist loadfile -vv  --reruns 4 --instafail tests/consumption_tests
+        run: python -m pytest -n auto --dist loadfile -vv --reruns 4 --instafail tests/consumption_tests
       - name: Running 3.9 Tests
         if: matrix.python-version == 3.9
         env:
diff --git a/.github/workflows/ci_docker_con_workflow.yml b/.github/workflows/ci_docker_con_workflow.yml
index 8ec29b3ae..460d663d3 100644
--- a/.github/workflows/ci_docker_con_workflow.yml
+++ b/.github/workflows/ci_docker_con_workflow.yml
@@ -29,6 +29,9 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
         run: |
+          python -m pip install --upgrade pip==23.0
+          python -m pip install -r requirements.txt
+          python -m pip install pytest pytest-instafail pytest-rerunfailures pytest-xdist requests
           python setup.py build
       - name: Running 3.7 Tests
         if: matrix.python-version == 3.7
diff --git a/.github/workflows/ci_docker_custom_workflow.yml b/.github/workflows/ci_docker_custom_workflow.yml
index 79b92b17c..f8c1be01c 100644
--- a/.github/workflows/ci_docker_custom_workflow.yml
+++ b/.github/workflows/ci_docker_custom_workflow.yml
@@ -49,6 +49,9 @@ jobs:
           python-version: ${{ env.python_version }}
       - name: Install dependencies
         run: |
+          python -m pip install --upgrade pip==23.0
+          python -m pip install -r requirements.txt
+          python -m pip install pytest pytest-instafail pytest-rerunfailures pytest-xdist requests
           python setup.py build
       - name: Running 3.7 Tests
         if: env.python_version == 3.7
diff --git a/.github/workflows/ci_docker_ded_workflow.yml b/.github/workflows/ci_docker_ded_workflow.yml
index 1e117bf6a..9291e64bf 100644
--- a/.github/workflows/ci_docker_ded_workflow.yml
+++ b/.github/workflows/ci_docker_ded_workflow.yml
@@ -29,6 +29,9 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
         run: |
+          python -m pip install --upgrade pip==23.0
+          python -m pip install -r requirements.txt
+          python -m pip install pytest pytest-instafail pytest-rerunfailures pytest-xdist requests
           python setup.py build
       - name: Running 3.7 Tests
         if: matrix.python-version == 3.7
diff --git a/tests/endtoend/test_worker_process_count_functions.py b/tests/endtoend/test_worker_process_count_functions.py
index 519d8982e..689da3109 100644
--- a/tests/endtoend/test_worker_process_count_functions.py
+++ b/tests/endtoend/test_worker_process_count_functions.py
@@ -18,16 +18,15 @@ def setUpClass(cls):
         cls.env_variables['PYTHON_THREADPOOL_THREAD_COUNT'] = '1'
         cls.env_variables['FUNCTIONS_WORKER_PROCESS_COUNT'] = '2'
 
-        os_environ = os.environ.copy()
-        os_environ.update(cls.env_variables)
-
-        cls._patch_environ = patch.dict('os.environ', os_environ)
-        cls._patch_environ.start()
+        os.environ.update(cls.env_variables)
         super().setUpClass()
 
-    def tearDown(self):
-        super().tearDown()
-        self._patch_environ.stop()
+    @classmethod
+    def tearDownClass(cls):
+        # Remove the PYTHON_SCRIPT_FILE_NAME environment variable
+        os.environ.pop('PYTHON_THREADPOOL_THREAD_COUNT')
+        os.environ.pop('FUNCTIONS_WORKER_PROCESS_COUNT')
+        super().tearDownClass()
 
     @classmethod
     def get_script_dir(cls):