diff --git a/.github/workflows/tox.yml b/.github/workflows/tox.yml
index 0904c2e..e6389bc 100644
--- a/.github/workflows/tox.yml
+++ b/.github/workflows/tox.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
     - uses: actions/checkout@v4
diff --git a/pyproject.toml b/pyproject.toml
index 219072e..69e2a41 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,6 +13,8 @@ classifiers = [
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
 ]
 dependencies = [
     "simple_rest_client",
diff --git a/tox.ini b/tox.ini
index 3b57a69..d035477 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py{38,39,310,311}
+envlist = py{38,39,310,311,312,313}
 basepython = python3.9
 
 [gh-actions]