diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 2c7db9c..696a84e 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12"]
+        python-version: ["3.10", "3.11", "3.12", "3.13.0-rc.1"]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12"]
+        python-version: ["3.10", "3.11", "3.12", "3.13.0-rc.1"]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -49,7 +49,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12"]
+        python-version: ["3.10", "3.11", "3.12", "3.13.0-rc.1"]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
diff --git a/docs/changelog.md b/docs/changelog.md
index 0821522..68877f7 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -4,6 +4,8 @@
  - Added the `comment()` function to render HTML comments.
  [Documentation](usage.md#html-comments) /  [Issue
  #42](https://github.com/pelme/htpy/issues/42).
+ - Run tests on Python 3.13 RC (no changes were required, earlier versions
+ should work fine too). [PR #45](https://github.com/pelme/htpy/pull/45).
 
 ## 24.8.0 - 2024-08-03
 - Allow conditional rendering based on `bool`. [PR #40](https://github.com/pelme/htpy/pull/41).