diff --git a/.github/workflows/ci_cd.yml b/.github/workflows/ci_cd.yml
index ed84e515..7bb88133 100644
--- a/.github/workflows/ci_cd.yml
+++ b/.github/workflows/ci_cd.yml
@@ -23,7 +23,7 @@ on:
       - main
 
 env:
-  MAIN_PYTHON_VERSION: '3.10'
+  MAIN_PYTHON_VERSION: '3.12'
   DOCUMENTATION_CNAME: 'hps.docs.pyansys.com'
   PACKAGE_NAME: 'ansys-hps-client'
 
@@ -108,7 +108,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ['3.10', '3.11', '3.12']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
         should-release:
           - ${{ github.event_name == 'push' && contains(github.ref, 'refs/tags') }}
         exclude:
@@ -120,6 +120,8 @@ jobs:
             python-version: '3.11'
           - should-release: false
             python-version: '3.12'
+          - should-release: false
+            python-version: '3.13'
 
     steps:
       - uses: extractions/netrc@v2
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index f1d6e295..733c5b07 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -15,7 +15,7 @@ on:
   - cron: "0 2 * * *"
 
 env:
-  MAIN_PYTHON_VERSION: '3.10'
+  MAIN_PYTHON_VERSION: '3.12'
   PACKAGE_NAME: 'ansys-hps-client'
 
 concurrency:
@@ -56,6 +56,7 @@ jobs:
               { python-version: '3.10', toxenv: 'py310' },
               { python-version: '3.11', toxenv: 'py311' },
               { python-version: '3.12', toxenv: 'py312' },
+              { python-version: '3.13', toxenv: 'py313' },
             ]
       fail-fast: false
     uses: ./.github/workflows/tests.yml
@@ -74,7 +75,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ['3.10', '3.11', '3.12']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
         should-release:
           - ${{ github.event_name == 'push' && contains(github.ref, 'refs/tags') }}
         exclude:
diff --git a/pyproject.toml b/pyproject.toml
index 298c7bf1..bf527f1b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,6 +20,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "License :: OSI Approved :: MIT License",
     "Operating System :: OS Independent",
 ]
diff --git a/tox.ini b/tox.ini
index 3b6fe085..c5daf306 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,16 +1,16 @@
 [tox]
 description = Default tox environments list
 envlist =
-    style,py{39,310,311,312}{,-coverage},doc
+    style,py{310,311,312,313}{,-coverage},doc
 skip_missing_interpreters = true
 
 [testenv]
 description = Checks for project unit tests and coverage (if desired)
 basepython =
-    py39: python3.9
     py310: python3.10
     py311: python3.11
     py312: python3.12
+    py313: python3.13
     py: python3
     {style,reformat,doc,build}: python3
 passenv = HPS_TEST_*
@@ -22,7 +22,7 @@ deps =
 commands =
     pytest {env:PYTEST_EXTRA_ARGS:} --junitxml test_results-{envname}.xml {posargs:-vv}
 
-[testenv:py{39,310,311,312}-coverage]
+[testenv:py{310,311,312,313}-coverage]
 commands =
     coverage run -m pytest {env:PYTEST_EXTRA_ARGS:} --junitxml test_results-{envname}.xml {posargs:-vv}
     coverage report