diff --git a/.github/workflows/gem-push.yml b/.github/workflows/gem-push.yml
index 716fdfc..396ff27 100644
--- a/.github/workflows/gem-push.yml
+++ b/.github/workflows/gem-push.yml
@@ -15,10 +15,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Ruby 3.2
+    - name: Set up Ruby 3.3
       uses: ruby/setup-ruby@v1
       with:
-        ruby-version: 3.2.2
+        ruby-version: 3.3.0
 
     - name: Publish to RubyGems
       run: |
diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index d3b0cd1..47dd21e 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby: ['3.0', '3.1', '3.2']
+        ruby: ['3.0', '3.1', '3.2', '3.3']
     steps:
     - uses: actions/checkout@v4
     - name: Set up Ruby ${{ matrix.ruby }}
diff --git a/.ruby-version b/.ruby-version
index be94e6f..15a2799 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.2.2
+3.3.0
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 39136cb..7a8c6da 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # master (unreleased)
 
+Enhancement:
+* add support for ruby 3.3
+
 # v7.1.0 (December 08, 2023)
 
 Fixes: