diff --git a/README.org b/README.org
index 7408d45..705685e 100644
--- a/README.org
+++ b/README.org
@@ -358,7 +358,7 @@ Rules and packages for buffer management and window navigation.
   :config
   (khalel-add-capture-template "e")
   :custom
-  (khalel-default-alarm "30")
+  (khalel-default-alarm "10")
   (khalel-default-calendar "calendar")
   (khalel-import-org-file (expand-file-name "calendar/khal.org" org-directory))
   (khalel-import-org-file-read-only nil)