diff --git a/README.md b/README.md
index 54b350d..7daa94a 100644
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@ Download the last version of the `pyOSOAA` from [github](https://github.com/fnem
 Once downloaded decompress it, go to the folder containing the code and run
 
 ```bash
-python setup.py install
+pip install .
 ```
 
 To then check that software installed correctly
diff --git a/pyproject.toml b/pyproject.toml
index a54b716..4b46ae7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,16 +1,17 @@
 [build-system]
-requires = ["setuptools>=61.0"]
+requires = ["setuptools>=61.0", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [project]
 name = "pyOSOAA"
-version = "1.5"
+version = "1.5.0"
 authors = [
-  { name="Francisco Nemiña", email="fnemina@conae.gov.ar" },
+  { name = "Francisco Nemiña", email = "fnemina@conae.gov.ar" },
 ]
 description = "pyOSOAA is a python interface for the Ocean Successive Orders with Atmosphere - Advanced (OSOAA) radiative transfer."
 readme = "README.md"
-requires-python = ">=3.7"
+requires-python = ">=3.8"
+license = { file = "LICENSE" }
 classifiers = [
     "Development Status :: 3 - Alpha",
     "Intended Audience :: Science/Research",
@@ -18,10 +19,34 @@ classifiers = [
     "Topic :: Scientific/Engineering :: Physics",
     "Topic :: Software Development :: Libraries :: Python Modules",
     "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
     "Operating System :: OS Independent",
 ]
+keywords = ["radiative transfer", "OSOAA", "atmospheric science", "oceanography"]
+dependencies = [
+    "numpy>=1.21.0",
+    "scipy>=1.7.0",
+    "matplotlib>=3.4.0",
+]
 
 [project.urls]
-"Homepage" = "https://github.com/fnemina/pyOSOAA"
-"Bug Tracker" = "https://github.com/fnemina/pyOSOAA/issues"
\ No newline at end of file
+Homepage = "https://github.com/fnemina/pyOSOAA"
+BugTracker = "https://github.com/fnemina/pyOSOAA/issues"
+
+[project.optional-dependencies]
+dev = [
+    "pytest>=6.0",
+    "black>=22.0",
+    "flake8>=4.0",
+]
+docs = [
+    "sphinx>=4.0",
+    "sphinx-rtd-theme>=1.0",
+]
+
+[tool.setuptools.packages.find]
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 8e71f31..6db0984 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,6 @@
 import os
 from setuptools import setup
 
-
 PROJECT_ROOT = os.path.dirname(__file__)
 
 
@@ -17,32 +16,32 @@ def read_file(filepath, root=PROJECT_ROOT):
     * `root` is the base path and it defaults to the `PROJECT_ROOT` directory.
     * `filepath` should be a relative path, starting from `root`.
     """
-    with open(os.path.join(root, filepath)) as fd:
+    with open(os.path.join(root, filepath), encoding="utf-8") as fd:
         text = fd.read()
     return text
 
 
 LONG_DESCRIPTION = read_file("README.md")
-SHORT_DESCRIPTION = "pyOSOAA is a python interface for the Ocean Successive"\
-                    + "Orders with Atmosphere - Advanced (OSOAA)"\
-                    + "radiative transfer."
-REQS = []
-
+SHORT_DESCRIPTION = (
+    "pyOSOAA is a python interface for the Ocean Successive "
+    "Orders with Atmosphere - Advanced (OSOAA) radiative transfer."
+)
 
 setup(
-    name                  = "pyOSOAA",
-    packages              = ['pyOSOAA'],
-    install_requires      = REQS,
-    version               = "1.4.post",
-    author                = "Francisco Nemiña",
-    author_email          = "fnemina@conae.gov.ar",
-    description           = SHORT_DESCRIPTION,
-    url                   = "https://github.com/fnemina/pyOSOAA",
-    long_description      = LONG_DESCRIPTION,
+    name="pyOSOAA",
+    version="1.5.0",
+    author="Francisco Nemiña",
+    author_email="fnemina@conae.gov.ar",
+    description=SHORT_DESCRIPTION,
+    long_description=LONG_DESCRIPTION,
+    long_description_content_type="text/markdown",
+    url="https://github.com/fnemina/pyOSOAA",
     project_urls={
         "Bug Tracker": "https://github.com/fnemina/pyOSOAA/issues",
-    },    
-    classifiers           = [
+    },
+    packages=["pyOSOAA"],
+    python_requires=">=3.8",
+    classifiers=[
         "Development Status :: 3 - Alpha",
         "Intended Audience :: Science/Research",
         "Topic :: Scientific/Engineering :: Atmospheric Science",
@@ -50,6 +49,11 @@ def read_file(filepath, root=PROJECT_ROOT):
         "Topic :: Software Development :: Libraries :: Python Modules",
         "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
         "Programming Language :: Python",
-        "Programming Language :: Python :: 3"
+        "Programming Language :: Python :: 3",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
     ],
 )