diff --git a/.github/workflows/build-test-lint.yml b/.github/workflows/build-test-lint.yml
index b2cdbcf..6b403c9 100644
--- a/.github/workflows/build-test-lint.yml
+++ b/.github/workflows/build-test-lint.yml
@@ -43,9 +43,25 @@ jobs:
               run: python setup.py sdist
               working-directory: xero-python
 
-            # - name: Run Test
-            #   run: |
-            #     source venv/bin/activate
-            #     pip install -r requirements/test.txt
-            #     pytest -v
-            #   working-directory: xero-python
+            - name: Set up Node environment
+              uses: actions/setup-node@v2
+              with:
+                node-version: 20
+
+            - name: Install Prism
+              run: npm install -g @stoplight/prism-cli
+
+            - name: Start PRISM Server
+              run: ./start-prism.sh & sleep 15
+              working-directory: xero-python/tests/utils
+
+            - name: Run Test
+              run: |
+                source venv/bin/activate
+                pytest -v
+              working-directory: xero-python
+
+            - name: Stop PRISM
+              if: success() || failure()
+              run: pkill -f prism
+              working-directory: xero-python
diff --git a/requirements.txt b/requirements.txt
index 7be89c5..f1163e7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 # make sure content of this file can be parsed by setup.load_requirements
 python-dateutil>=2.7
-urllib3>=2.2.3
+urllib3
 certifi
 setuptools>=75.1.0
diff --git a/tests/utils/start-prism.sh b/tests/utils/start-prism.sh
index 92b55f1..7a29b94 100755
--- a/tests/utils/start-prism.sh
+++ b/tests/utils/start-prism.sh
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 prism mock https://raw.githubusercontent.com/XeroAPI/Xero-OpenAPI/refs/heads/master/xero_accounting.yaml --host 127.0.0.1 --port 4010 &
 prism mock https://raw.githubusercontent.com/XeroAPI/Xero-OpenAPI/refs/heads/master/xero-app-store.yaml --host 127.0.0.1 --port 4011 &
 prism mock https://raw.githubusercontent.com/XeroAPI/Xero-OpenAPI/refs/heads/master/xero_assets.yaml --host 127.0.0.1 --port 4012 &