diff --git a/.github/workflows/ci-test.yml b/.github/workflows/ci-test.yml
index 37103b0c..d2e583de 100644
--- a/.github/workflows/ci-test.yml
+++ b/.github/workflows/ci-test.yml
@@ -32,7 +32,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby-version: ["2.6", "2.7", "3.0", "3.1", "3.2", "3.3", "head", "jruby-9.4", "truffleruby-head"]
+        ruby-version: ["2.6", "2.7", "3.0", "3.1", "3.2", "3.3", "jruby-9.4", "truffleruby", "head", "jruby-head", "truffleruby-head"]
 
     runs-on: ubuntu-latest
     steps: