diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 6f369c4..82fa4a2 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -14,7 +14,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [macos-latest, ubuntu-latest]
-        ruby-version: [3.1 3.2 3.3]
+        ruby-version: [3.1.4 3.2.3 3.3.0]
     runs-on: ${{ matrix.os }}
     continue-on-error: ${{ endsWith(matrix.ruby, 'head') }}
     steps: