diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c041579e..4f934128 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ '3.1.6','3.2.4' ]
+        ruby: [ '3.1.6','3.3.4' ]
     name: Ruby ${{ matrix.ruby }}
     steps:
       - uses: actions/checkout@v3
diff --git a/.ruby-version b/.ruby-version
index 0aec50e6..a0891f56 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.1.4
+3.3.4
diff --git a/netlify.toml b/netlify.toml
index 4bcdb178..a076aff7 100644
--- a/netlify.toml
+++ b/netlify.toml
@@ -3,7 +3,7 @@
   command = "jekyll build --trace --limit-posts 10"
 
 [build.environment]
-  RUBY_VERSION = "3.1.4"
+  RUBY_VERSION = "3.3.4"
 
 [build.processing]
   skip_processing = true