diff --git a/template/.github/workflows/{% if AddGitHubActionBuild %}build.yml{% endif %} b/template/.github/workflows/{% if AddGitHubActionBuild %}build.yml{% endif %}
index c05f29a1..6be8dc5d 100644
--- a/template/.github/workflows/{% if AddGitHubActionBuild %}build.yml{% endif %}	
+++ b/template/.github/workflows/{% if AddGitHubActionBuild %}build.yml{% endif %}	
@@ -46,10 +46,10 @@ jobs:
       fail-fast: false
     steps:
       - uses: actions/checkout@v4
-      - name: Set up Python 3.9
+      - name: Set up Python 3.12
         uses: actions/setup-python@v5
         with:
-          python-version: 3.9
+          python-version: 3.12
       - name: Python info
         shell: bash -e {0}
         run: |
diff --git a/template/.github/workflows/{% if AddGitHubActionDocumentation %}documentation.yml{% endif %} b/template/.github/workflows/{% if AddGitHubActionDocumentation %}documentation.yml{% endif %}
index f875b720..90dd50c5 100644
--- a/template/.github/workflows/{% if AddGitHubActionDocumentation %}documentation.yml{% endif %}	
+++ b/template/.github/workflows/{% if AddGitHubActionDocumentation %}documentation.yml{% endif %}	
@@ -16,10 +16,10 @@ jobs:
       fail-fast: false
     steps:
       - uses: actions/checkout@v4
-      - name: Set up Python 3.9
+      - name: Set up Python 3.12
         uses: actions/setup-python@v5
         with:
-          python-version: 3.9
+          python-version: 3.12
       - name: Python info
         shell: bash -e {0}
         run: |
@@ -30,7 +30,7 @@ jobs:
           python -m pip install --upgrade pip setuptools
           python -m pip install .[dev,publishing]
       - name: Install pandoc using apt
-        run: sudo apt install pandoc        
+        run: sudo apt install pandoc
       - name: Build documentation
         run: make coverage doctest html
         working-directory: docs
diff --git a/template/.github/workflows/{% if AddSonarCloud %}sonarcloud.yml{% endif %} b/template/.github/workflows/{% if AddSonarCloud %}sonarcloud.yml{% endif %}
index e8ca8152..61245253 100644
--- a/template/.github/workflows/{% if AddSonarCloud %}sonarcloud.yml{% endif %}	
+++ b/template/.github/workflows/{% if AddSonarCloud %}sonarcloud.yml{% endif %}	
@@ -21,7 +21,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.9
+          python-version: 3.12
       - name: Python info
         shell: bash -e {0}
         run: |
diff --git a/template/pyproject.toml.jinja b/template/pyproject.toml.jinja
index 0ec6f942..f9658e82 100644
--- a/template/pyproject.toml.jinja
+++ b/template/pyproject.toml.jinja
@@ -38,7 +38,7 @@ keywords = [
 license = {file = "LICENSE"}
 name = "{{ package_name }}"
 readme = {file = "README.md", content-type = "text/markdown"}
-requires-python = ">=3.8"
+requires-python = ">=3.10"
 version = "{{ version }}"
 
 [project.optional-dependencies]
@@ -87,7 +87,7 @@ command_line = "-m pytest"
 [tool.tox]
 legacy_tox_ini = """
 [tox]
-envlist = py38,py39,py310,py311,py312
+envlist = py310,py311,py312
 skip_missing_interpreters = true
 [testenv]
 commands = pytest