diff --git a/docs/changelog.md b/docs/changelog.md
index ea808e3..74f02f6 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -29,6 +29,15 @@ below and to the page that documents the feature properly.
 | [2.5.0](#v250) | Organization-wide config with `inherit_from` | [Across an organization](guides/organization.md) |
 | [2.0.0](#v200) | Configuration moved from YAML to TOML — breaking | [Migrating from v1](migration.md) |
 
+## v2.18.1 (2026-09-24) { #v2181 }
+
+### Changed
+
+* **Python 3.15 is supported.** CI now builds and installs the wheel on 3.15
+  alongside 3.10–3.14, on Linux, macOS and Windows, and the package declares
+  it. Contributed by [@itzzdev09](https://github.com/itzzdev09).
+  See PR [#583](https://github.com/commit-check/commit-check/pull/583).
+
 ## v2.18.0 (2026-09-13) { #v2180 }
 
 ### Added
diff --git a/docs/configuration.md b/docs/configuration.md
index 850c59b..0b132b6 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -239,7 +239,7 @@ Used from a hook definition, with no config file anywhere in the repository:
 ```yaml title=".pre-commit-config.yaml"
 repos:
   - repo: https://github.com/commit-check/commit-check
-    rev: v2.18.0
+    rev: v2.18.1
     hooks:
       - id: check-message
         args:
diff --git a/docs/example.md b/docs/example.md
index b8cc155..098fd15 100644
--- a/docs/example.md
+++ b/docs/example.md
@@ -131,7 +131,7 @@ pushed:
 ```yaml title=".pre-commit-config.yaml"
 repos:
   - repo: https://github.com/commit-check/commit-check
-    rev: v2.18.0
+    rev: v2.18.1
     hooks:
       - id: check-no-force-push
         stages: [pre-push]
diff --git a/docs/getting-started.md b/docs/getting-started.md
index 192e7f5..68d92d0 100644
--- a/docs/getting-started.md
+++ b/docs/getting-started.md
@@ -36,7 +36,7 @@ name.
 
 !!! tip "Supported Python versions"
 
-    Commit Check supports Python 3.10 through 3.14, on Linux, macOS and Windows.
+    Commit Check supports Python 3.10 through 3.15, on Linux, macOS and Windows.
 
 Running it as a [pre-commit hook](guides/pre-commit.md)
 or a [GitHub Action](guides/github-actions.md) needs no
diff --git a/docs/guides/pre-commit.md b/docs/guides/pre-commit.md
index 3331593..9025b9a 100644
--- a/docs/guides/pre-commit.md
+++ b/docs/guides/pre-commit.md
@@ -8,7 +8,7 @@ Add Commit Check to `.pre-commit-config.yaml`:
 ```yaml title=".pre-commit-config.yaml"
 repos:
   - repo: https://github.com/commit-check/commit-check
-    rev: v2.18.0
+    rev: v2.18.1
     hooks:
       - id: check-message
       - id: check-branch
@@ -55,7 +55,7 @@ Options can be passed as hook arguments, which keeps everything in one file:
 ```yaml title=".pre-commit-config.yaml"
 repos:
   - repo: https://github.com/commit-check/commit-check
-    rev: v2.18.0
+    rev: v2.18.1
     hooks:
       - id: check-message
         args:
diff --git a/docs/index.md b/docs/index.md
index c4ca2b5..a9e94cb 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -62,7 +62,7 @@ description: Catch bad commits before they merge. Messages, branches, authors an
 </div>
 <ul class="cc-wrap cc-facts">
 <li>MIT licensed, no account needed</li>
-<li>Python 3.10 – 3.14 on Linux, macOS and Windows</li>
+<li>Python 3.10 – 3.15 on Linux, macOS and Windows</li>
 <li>Signed build provenance on every release</li>
 <li>CLI and hook work with any Git host</li>
 </ul>
@@ -488,8 +488,8 @@ conventional_branch  = <span class="cc-t-pass">true</span></div>
 
 ??? question "Which Python versions are supported?"
 
-    3.10 through 3.14. CI runs the suite on all five, across Linux, macOS and
-    Windows — fifteen combinations on every change.
+    3.10 through 3.15. On every change, CI builds the wheel and installs it on
+    all six, across Linux, macOS and Windows — eighteen combinations.
 
 ??? question "How do I know the package I installed is the one you built?"