diff --git a/.github/workflows/python-ci.yml b/.github/workflows/python-ci.yml
index 06be58a1..6d02c1cf 100644
--- a/.github/workflows/python-ci.yml
+++ b/.github/workflows/python-ci.yml
@@ -71,7 +71,7 @@ jobs:
 
     - uses: actions/setup-python@v5
       with:
-        python-version: 3.9
+        python-version: 3.11
 
     - name: Install dependencies and build
       run: |
@@ -80,5 +80,5 @@ jobs:
 
     - name: Check Build
       run: |
-        cd ./dist
-        pytest ../
\ No newline at end of file
+        pip install tox tox-gh-actions coverage
+        tox
diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 247dda84..ce27bb80 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -33,8 +33,8 @@ jobs:
         python -m build
     - name: Test with pytest
       run: |
-        cd ./dist
-        pytest ../
+        pip install tox tox-gh-actions coverage
+        tox
     - uses: actions/upload-artifact@v4
       with:
         name: EasyScience - Python ${{ matrix.python-version }}
diff --git a/Examples/base/plot_baseclass1.py b/Examples/base/plot_baseclass1.py
index 3df2e859..fa0539c8 100644
--- a/Examples/base/plot_baseclass1.py
+++ b/Examples/base/plot_baseclass1.py
@@ -16,6 +16,7 @@
 
 import matplotlib.pyplot as plt
 import numpy as np
+
 from easyscience.Objects.ObjectClasses import BaseObj
 from easyscience.Objects.ObjectClasses import Parameter