diff --git a/README.md b/README.md
index 102437e..cd66f2b 100644
--- a/README.md
+++ b/README.md
@@ -55,8 +55,9 @@ jobs:
 name: Seasonal scheduled post
 
 on:
+  workflow_dispatch:
   schedule:
-    - cron: "31 0 17 Mar,Jun,Sep,Dec *"
+    - cron: "0 1 20 Mar,Jun,Sep,Dec *"
 
 jobs:
   scheduled-post:
@@ -181,4 +182,10 @@ jobs:
 - `source-playlist`: Define the file path for the playlist data generated by [spotify-to-yaml-action](https://github.com/katydecorah/spotify-to-yaml-action). If you do not have playlists, set this value to `false`. Default: `_data/playlists.yml`.
 
 - `book-tags`: Allow specific tags to be passed through. Separate each tag with a comma.
+
+- `start-date`: The start date for the post. The format is `YYYY-MM-DD`.
+
+- `end-date`: The end date for the post. The format is `YYYY-MM-DD`.
+
+- `post-title`: The title of the post.
 <!-- END GENERATED DOCUMENTATION -->