diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0dac9c45..a9427ec3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1, ruby-3.2]
+        ruby: [ruby-3.0, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v3
@@ -33,7 +33,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1, ruby-3.2]
+        ruby: [ruby-3.0, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v3
@@ -51,7 +51,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1, ruby-3.2]
+        ruby: [ruby-3.0, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v3
@@ -67,7 +67,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1, ruby-3.2]
+        ruby: [ruby-3.0, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v3
@@ -83,7 +83,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1, ruby-3.2]
+        ruby: [ruby-3.0, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v3