diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 43cc255..a302689 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         os: [ ubuntu-latest ]
-        ruby: [ '2.2.6', '2.3', '2.7', '3.0', '3.1', '3.2', 'jruby-9.2', 'jruby-9.4', 'truffleruby-22.3' ]
+        ruby: [ '2.2', '2.3', '2.7', '3.0', '3.1', '3.2', 'jruby-9.2', 'jruby-9.4', 'truffleruby-22.3' ]
         experimental: [ false ]
       fail-fast: false
     runs-on: ${{matrix.os}}