diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index af1e4999..e584dd42 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python_version: [3.9, '3.10', '3.11', '3.12']
+        python_version: [3.9, '3.10', '3.11', '3.12', '3.13']
 
     steps:
     - uses: actions/checkout@v3
@@ -28,7 +28,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python_version: [3.9, '3.10', '3.11', '3.12']
+        python_version: [3.9, '3.10', '3.11', '3.12', '3.13']
 
     steps:
     - uses: actions/checkout@v3
diff --git a/pyproject.toml b/pyproject.toml
index 55f5b7c8..6d5ec89b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -136,6 +136,7 @@ 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 :: Only",
     "Topic :: Internet :: WWW/HTTP :: Session",
 ]