diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a5a25d3..7cf9489 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -5,7 +5,7 @@ sync-to-github:
   stage: sync
   tags:
     - sync
-  image: ruby:latest
+  image: ruby:3.3
   rules:
     - if: '$CI_PIPELINE_SOURCE == "push" && $CI_COMMIT_TAG == null'
       when: on_success