diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 48f6f13..4e7161f 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -21,6 +21,7 @@ jobs:
           - "3.10"
           - "3.11"
           - "3.12"
+          - "3.13"
     steps:
       - name: ⤵️ Check out code from GitHub
         uses: actions/checkout@v4
diff --git a/pyproject.toml b/pyproject.toml
index 2f2f5a5..1d38ca3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,6 +15,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Programming Language :: Python :: 3",
     "Topic :: Software Development :: Libraries :: Python Modules",
 ]