diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 34324be..0459d44 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby-version: ["2.7", "3.0", "3.1", "3.2"]
+        ruby-version: ["2.7", "3.0", "3.1", "3.2", "3.3"]
     runs-on: ubuntu-22.04
     env:
       HATCHET_APP_LIMIT: 100
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 109d541..7f71018 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## HEAD
 
-- Add support for Ruby 3.2 (https://github.com/heroku/hatchet/pull/203)
+- Add support for Ruby 3.2 and 3.3 (https://github.com/heroku/hatchet/pull/203 and https://github.com/heroku/hatchet/pull/208)
 
 ## 8.0.2