diff --git a/.github/publish_site.sh b/.github/publish_site.sh
index 10dda4fe8..63c15130a 100755
--- a/.github/publish_site.sh
+++ b/.github/publish_site.sh
@@ -10,7 +10,7 @@ set -e
 
 echo "isVUnit: $isVUnit"
 
-cd $(dirname "$0")/../.tox/py312-docs/tmp/docsbuild/
+cd $(dirname "$0")/../.tox/py313-docs/tmp/docsbuild/
 touch .nojekyll
 git init
 
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 6ceb07b66..e2706cdc3 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -18,7 +18,7 @@ jobs:
 
     - uses: actions/setup-python@v5
       with:
-        python-version: '3.12'
+        python-version: '3.13'
 
     - name: Run coverage
       run: |
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index d98daaaa5..7e2a8ac81 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -22,7 +22,7 @@ jobs:
 
     - uses: actions/setup-python@v5
       with:
-        python-version: '3.12'
+        python-version: '3.13'
 
     - name: Install dependencies
       run: |
@@ -30,12 +30,12 @@ jobs:
         pip install -U virtualenv tox --progress-bar off
 
     - name: Build docs
-      run: tox -e py312-docs -- --color
+      run: tox -e py313-docs -- --color
 
     - uses: actions/upload-artifact@v4
       with:
         name: VUnit-site
-        path: .tox/py312-docs/tmp/docsbuild/
+        path: .tox/py313-docs/tmp/docsbuild/
 
     - name: '🚀 Publish site'
       if: github.event_name != 'pull_request' && github.ref_name == 'master'
diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index 28f0a031b..9ed30c8f8 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -28,7 +28,7 @@ jobs:
     - name: '🐍 Setup Python'
       uses: actions/setup-python@v5
       with:
-        python-version: '3.12'
+        python-version: '3.13'
 
     - name: '🐍 Install dependencies'
       run: |
@@ -36,7 +36,7 @@ jobs:
         pip install -U virtualenv tox --progress-bar off
 
     - name: '🐍 Run black'
-      run: tox -e py312-fmt -- --diff --color
+      run: tox -e py313-fmt -- --diff --color
 
 #
 # Linux linting and unit tests
@@ -48,9 +48,9 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - { py: '3.12' , task: 312-lint }
+          - { py: '3.13' , task: 313-lint }
           - { py: '3.7'  , task: 37-unit }
-          - { py: '3.12' , task: 312-unit }
+          - { py: '3.13' , task: 313-unit }
     name: '🐧 Ubuntu · ${{ matrix.task }}'
     steps:
 
@@ -80,8 +80,8 @@ jobs:
       fail-fast: false
       matrix:
         task: [
-          {do: 312-acceptance,  tag: llvm},
-          {do: 312-vcomponents, tag: mcode},
+          {do: 313-acceptance,  tag: llvm},
+          {do: 313-vcomponents, tag: mcode},
         ]
     name: '🛳️ Container · ${{ matrix.task.do }} · ${{ matrix.task.tag }}'
     steps:
@@ -188,7 +188,7 @@ jobs:
     - name: '🐍 Setup Python'
       uses: actions/setup-python@v5
       with:
-        python-version: '3.12'
+        python-version: '3.13'
 
     - name: '🐍 Install dependencies'
       run: |
diff --git a/pyproject.toml b/pyproject.toml
index a2bf31cd7..8e4644bd5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -54,7 +54,7 @@ underlines = ["-", "~"]
 [tool.tox]
 legacy_tox_ini = """
 [tox]
-envlist = py{36,37,38,39,310,311,312}-{fmt,unit,lint,docs}, py{36,37,38,39,310,311,312}-{acceptance,vcomponents}-{activehdl,ghdl,modelsim,nvc,rivierapro}, py{36,37,38,39,310,311,312}-coverage
+envlist = py{36,37,38,39,310,311,312,313}-{fmt,unit,lint,docs}, py{36,37,38,39,310,311,312,313}-{acceptance,vcomponents}-{activehdl,ghdl,modelsim,nvc,rivierapro}, py{36,37,38,39,310,311,312,313}-coverage
 isolated_build = True
 
 [testenv]
diff --git a/setup.py b/setup.py
index 46bd9aa4e..8725ee25e 100644
--- a/setup.py
+++ b/setup.py
@@ -71,6 +71,7 @@ def find_all_files(directory, endings=None):
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
+        "Programming Language :: Python :: 3.13",
         "Operating System :: Microsoft :: Windows",
         "Operating System :: MacOS :: MacOS X",
         "Operating System :: POSIX :: Linux",