diff --git a/config.org b/config.org
index 5b83480..f63bf08 100644
--- a/config.org
+++ b/config.org
@@ -616,6 +616,17 @@ Uses default features of emacs instead of bringing a new framework in like helm
   (("C-x C-r" . consult-recent-file)
    ("C-x b" . consult-buffer)
    ("C-s" . consult-line))
+  :config
+  ;; disable preview for some commands and buffers
+  ;; and enable it by M-.
+  ;; see https://github.com/minad/consult#use-package-example
+  (consult-customize
+   consult-theme
+   :preview-key '(debounce 0.2 any)
+   consult-ripgrep consult-git-grep consult-grep
+   consult-bookmark consult-recent-file consult-xref
+   consult--source-file consult--source-project-file consult--source-bookmark
+   :preview-key (kbd "M-."))
   )
 
 ;; shows descriptions in M-x