diff --git a/lua/crentist/lazy/lsp.lua b/lua/crentist/lazy/lsp.lua
index 3b3ea13..0a45947 100644
--- a/lua/crentist/lazy/lsp.lua
+++ b/lua/crentist/lazy/lsp.lua
@@ -91,6 +91,7 @@ return {
             filetypes = { 'yaml', 'yaml.gitlab' },
             settings = {
                 yaml = {
+                    customTags = { "!reference sequence" },
                     schemaStore = { enable = false },
                     schemas = {
                         ['https://gitlab.com/gitlab-org/gitlab-foss/-/raw/master/app/assets/javascripts/editor/schema/ci.json'] = {