diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 9d9888a..153add0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14", "3.15"]
 
     steps:
       - uses: actions/checkout@v6
diff --git a/CHANGELOG.md b/CHANGELOG.md
index c76229f..d047a9f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ## 2.2.0
 
+* Add support for Python 3.15 by @hugovk in https://github.com/python/blurb/pull/74
 * Keep sections in importance order by @hugovk in https://github.com/python/blurb/pull/75
 
 ## 2.1.0
diff --git a/pyproject.toml b/pyproject.toml
index 5505f24..c79378c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,6 +25,7 @@ classifiers = [
   "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",
   "Programming Language :: Python :: 3.14",
+  "Programming Language :: Python :: 3.15",
 ]
 dynamic = [
   "version",
@@ -50,4 +51,4 @@ version-file = "src/blurb/_version.py"
 local_scheme = "no-local-version"
 
 [tool.pyproject-fmt]
-max_supported_python = "3.14"
+max_supported_python = "3.15"
diff --git a/tox.ini b/tox.ini
index 6d170b5..17f70d6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,8 +1,8 @@
 [tox]
 requires =
-    tox>=4.2
+    tox>=4.32
 env_list =
-    py{314, 313, 312, 311, 310}
+    py{310-315}
 
 [testenv]
 extras =