diff --git a/pennylane_quantuminspire/_version.py b/pennylane_quantuminspire/_version.py
index 1646324..c5b0893 100644
--- a/pennylane_quantuminspire/_version.py
+++ b/pennylane_quantuminspire/_version.py
@@ -19,4 +19,4 @@
 Version number according to semantic versioning (https://semver.org/)
 """
 
-__version__ = "0.2.0-beta.11"
+__version__ = "0.3.0"
diff --git a/setup.py b/setup.py
index a7a8d35..5110b41 100644
--- a/setup.py
+++ b/setup.py
@@ -30,7 +30,7 @@
 ]
 
 extra_requirements = {
-    'dev': ['pytest>=3.3.1', 'pylint', 'mypy>=0.670'],
+    'dev': ['pytest>=3.3.1', 'pytest-cov', 'pytest-mock', 'pylint', 'mypy>=0.670', 'black'],
     'rtd': ['docutils==0.16', 'ipykernel==6.13.0', 'jinja2==3.0.3', 'mthree==0.23.0', 'nbsphinx==0.8.9',
             'pybind11==2.9.2', 'pygments==2.12.0', 'pygments-github-lexers==0.0.5', 'sphinxcontrib-bibtex==2.4.2',
             'sphinx-automodapi==0.14.1', 'xanadu-sphinx-theme==0.1.0'],