diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index dcfa39b..6096188 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,6 +12,7 @@ jobs:
           - '3.0.5'
           - '3.1.3'
           - '3.2.0'
+          - '3.3.0'
     steps:
     - uses: actions/checkout@v2
     - name: Set up Ruby
diff --git a/.ruby-version b/.ruby-version
index 21f4deb..03463f3 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-ruby-3.1.2
\ No newline at end of file
+ruby-3.3.0