diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 35fb82e7d..97544f500 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
         # Test with the earliest and the latest python versions supported
-        python-version: ["3.9", "3.12"]
+        python-version: ["3.9", "3.13"]
 
     steps:
       - uses: actions/checkout@v4
@@ -59,7 +59,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
         # Test with the earliest and the latest python versions supported
-        python-version: ["3.9", "3.12"]
+        python-version: ["3.9", "3.13"]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index c4d14b92c..676e9a86c 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -13,7 +13,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.12
+          python-version: 3.13
       - name: Install dependencies
         run: |
           sudo apt update -y
diff --git a/docs/installation/pipx-based.rst b/docs/installation/pipx-based.rst
index 880c28405..4aed5c30d 100644
--- a/docs/installation/pipx-based.rst
+++ b/docs/installation/pipx-based.rst
@@ -6,7 +6,7 @@ pipx-based installation
 To help you installing MUSE in your system we will follow these steps:
 
 - `Launching a terminal`_: Needed to both install and run MUSE.
-- `Installing a compatible Python version`_: MUSE works with Python 3.9 to 3.12.
+- `Installing a compatible Python version`_: MUSE works with Python 3.9 to 3.13.
 - `Installing pipx`_: A Python application manager that facilitates installing, keeping applications updated and run them in their own isolated environments.
 - `Installing MUSE itself`_
 
@@ -67,7 +67,7 @@ Once you have launched the Terminal, the window that opens will show the command
 Installing a compatible Python version
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-MUSE needs Python to run and it works with versions 3.9 to 3.12, so the next step is to install a suitable version of Python.
+MUSE needs Python to run and it works with versions 3.9 to 3.13, so the next step is to install a suitable version of Python.
 
 .. note::
 
diff --git a/pyproject.toml b/pyproject.toml
index 3c1367527..421eb1c9a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ name = "MUSE_OS"
 description = "Energy System Model"
 readme = "README.md"
 license = {file = "LICENSE"}
-requires-python = ">= 3.9, <3.13"
+requires-python = ">= 3.9, <3.14"
 keywords = ["energy", "modelling"]
 classifiers = [
     "Development Status :: 4 - Beta",
@@ -19,12 +19,13 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Intended Audience :: Science/Research",
     "Intended Audience :: Other Audience",
     "License :: OSI Approved :: GNU General Public License v3 (GPLv3)"
 ]
 dependencies = [
-    "numpy==2.0",
+    "numpy>=2.0",
     "scipy>=1.13",
     "pandas>=2.2",
     "xarray>=2024.6",