diff --git a/.gitlab/ci/customers.images.yml b/.gitlab/ci/customers.images.yml
index 3c7dca9..0264ce0 100644
--- a/.gitlab/ci/customers.images.yml
+++ b/.gitlab/ci/customers.images.yml
@@ -22,7 +22,7 @@ customers:
   parallel:
     matrix:
       - RUBY: ['2.7', '3.2']
-      - DOCKER: ['20.10.14', '']
+        DOCKER: ['20.10.14', '']
 
 # Used by customers-gitlab-com qa e2e test: https://gitlab.com/gitlab-org/customers-gitlab-com/-/blob/staging/.gitlab/ci/e2e.gitlab-ci.yml
 customers-qa-assets:
@@ -36,4 +36,4 @@ customers-qa-assets:
   parallel:
     matrix:
       - RUBY: ['2.7', '3.2']
-      - DOCKER: ['20.10.14', '']
+        DOCKER: ['20.10.14', '']