diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b1d5d5a65f..88b12cff87 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: ['head', '3.2', '3.3', '3.4', 'jruby-9.3', 'jruby-9.4', 'jruby-head']
+        ruby: ['head', '3.2', '3.3', '3.4', 'jruby-9.3', 'jruby-9.4', 'jruby-10.0']
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
diff --git a/elasticsearch-api/spec/yaml-test-runner/run.rb b/elasticsearch-api/spec/yaml-test-runner/run.rb
index 203b790bdf..694dc3afdf 100644
--- a/elasticsearch-api/spec/yaml-test-runner/run.rb
+++ b/elasticsearch-api/spec/yaml-test-runner/run.rb
@@ -64,7 +64,7 @@ def serverless?
     {
       retry_on_status: [409, 400, 503],
       retry_on_failure: 10,
-      delay_on_retry: 5_000,
+      delay_on_retry: 10_000,
       request_timeout: 120
     }
   )