diff --git a/12.6/Dockerfile b/12.6/Dockerfile
index 9d4dafd984d6ecb4dc2c4a2d80773cc9688c01bc..2511a8c8b9454e8183856b44c08c57b56121b3ee 100644
--- a/12.6/Dockerfile
+++ b/12.6/Dockerfile
@@ -5,7 +5,7 @@ ARG BASE_TAG=8.0
 ARG GITLAB_VERSION=v12.6.1-ubi8
 
 ARG UBI_IMAGE=${BASE_REGISTRY}/${BASE_IMAGE}:${BASE_TAG}
-ARG RUBY_IMAGE=registry.access.redhat.com/gitlab/gitlab/gitlab-ruby:12.6
+ARG RUBY_IMAGE=${BASE_REGISTRY}/gitlab/gitlab/gitlab-ruby:12.6
 
 FROM ${UBI_IMAGE} AS builder