diff --git a/.config/nvim/plugin/nvim-lspconfig.lua b/.config/nvim/plugin/nvim-lspconfig.lua
index d8acfd5..87b931d 100644
--- a/.config/nvim/plugin/nvim-lspconfig.lua
+++ b/.config/nvim/plugin/nvim-lspconfig.lua
@@ -69,3 +69,11 @@ vim.lsp.config("oyui_ls", {
   root_markers = { "config.rn" },
 })
 vim.lsp.enable("oyui_ls")
+
+-- docker
+vim.filetype.add({
+  extension = { yaml = "yaml.docker-compose" },
+})
+vim.lsp.config("docker_compose_language_service", {
+  filetypes = { "yaml" },
+})