diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 1a28b61..4ccdfeb 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -24,7 +24,7 @@ jobs:
       - name: Create venv and install dependencies
         run: |
           uv venv
-          uv pip install -r requirements.txt
+          uv pip install -e ".[dev,nixtlaverse]"
 
       - name: Run tests
         run: uv run pytest
diff --git a/mkdocstrings_parser/__init__.py b/mkdocstrings_parser/__init__.py
new file mode 100644
index 0000000..3a283fe
--- /dev/null
+++ b/mkdocstrings_parser/__init__.py
@@ -0,0 +1,3 @@
+__version__ = "0.0.1"
+
+from .parser import MkDocstringsParser  # noqa: F401
\ No newline at end of file
diff --git a/parser.py b/mkdocstrings_parser/parser.py
similarity index 100%
rename from parser.py
rename to mkdocstrings_parser/parser.py
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..535ffd0
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,43 @@
+[build-system]
+requires = ["setuptools>=61.0", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "mkdocstrings-parser"
+version = "0.0.1"
+description = "A simple parser for mkdocstrings signature blocks"
+readme = "README.md"
+requires-python = ">=3.8"
+dependencies = [
+    "griffe2md",
+    "pyyaml",
+    "rich",
+]
+
+[project.optional-dependencies]
+dev = [
+    "pytest",
+    "pytest-cov",
+]
+nixtlaverse = [
+    "coreforecast",
+    "utilsforecast",
+    "datasetsforecast",
+    "mlforecast[dask]",
+    "hierarchicalforecast",
+    "neuralforecast",
+    "statsforecast",
+    "nixtla"
+]
+
+
+[tool.setuptools]
+packages = ["mkdocstrings_parser"]
+
+[tool.setuptools.package-dir]
+parser = "mkdocstrings_parser"
+
+[tool.pytest.ini_options]
+testpaths = "tests"
+addopts = "-vv"
+markers = "datasets: tests for datasetsforecast"
\ No newline at end of file
diff --git a/pytest.ini b/pytest.ini
deleted file mode 100644
index 102ad37..0000000
--- a/pytest.ini
+++ /dev/null
@@ -1,5 +0,0 @@
-[pytest]
-testpaths = tests
-addopts = -vv
-markers =
-    datasets: tests for datasetsforecast
\ No newline at end of file
diff --git a/tests/conftest.py b/tests/conftest.py
index e5c7f14..3a7b7c2 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,11 +1,7 @@
-import os
-import sys
-
-sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..'))
-from parser import MkDocstringsParser
-
 import pytest
 
+from mkdocstrings_parser import MkDocstringsParser
+
 
 @pytest.fixture(scope="module")
 def setup_parser():