diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6c24053..7ec0734 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -28,6 +28,7 @@ jobs:
           - '3.12'
           - '3.13'
           - '3.14'
+          - '3.15'
           - pypy3.11
         pymongo-version:
           - pymongo3
diff --git a/setup.py b/setup.py
index f5fa448..5a0fec1 100644
--- a/setup.py
+++ b/setup.py
@@ -24,6 +24,7 @@
         'Programming Language :: Python :: 3.12',
         'Programming Language :: Python :: 3.13',
         'Programming Language :: Python :: 3.14',
+        'Programming Language :: Python :: 3.15',
       ], # Get strings from http://pypi.python.org/pypi?%3Aaction=list_classifiers
       python_requires='>=3.9',
       keywords='mongo, pymongo',
diff --git a/tox.ini b/tox.ini
index 655c8ea..0cb1403 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,7 @@
 [tox]
 skip_missing_interpreters = True
 envlist =
-    py{39,310,311,312,313,314}-pymongo{3,4},pypy3-pymongo{3,4}
+    py{39,310,311,312,313,314,315}-pymongo{3,4},pypy3-pymongo{3,4}
 
 [testenv]
 install_command = pip install {opts} {packages}