diff --git a/dotfiles/desktop/.emacs.d/lisp/lang/json.el b/dotfiles/desktop/.emacs.d/lisp/lang/json.el
index a5efc6e..ab25683 100644
--- a/dotfiles/desktop/.emacs.d/lisp/lang/json.el
+++ b/dotfiles/desktop/.emacs.d/lisp/lang/json.el
@@ -1,6 +1,23 @@
 ;;; json.el -*- lexical-binding: t -*-
+
+(defun fscotto/json-maybe-start-lsp ()
+  "Start LSP for JSON buffers when lsp-mode is available."
+  (when (fboundp 'lsp-deferred)
+    (lsp-deferred)))
+
 (use-package json-mode
-  :ensure t)
+  :ensure t
+  :mode
+  (("\\.json\\'" . json-mode)
+   ("\\.jsonc\\'" . json-mode))
+  :hook
+  (json-mode . fscotto/json-maybe-start-lsp))
+
+(with-eval-after-load 'json-ts-mode
+  (add-hook 'json-ts-mode-hook #'fscotto/json-maybe-start-lsp))
+
+(with-eval-after-load 'jsonc-mode
+  (add-hook 'jsonc-mode-hook #'fscotto/json-maybe-start-lsp))
 
 (provide 'json)