diff --git a/README.md b/README.md
index b61e8a5f2..5bc259ec6 100644
--- a/README.md
+++ b/README.md
@@ -175,6 +175,7 @@ The following are optional as `step.with` keys
 | `name`                     | String  | Name of the release. defaults to tag name                                                                                                                                                                                                                                                                                                                                                   |
 | `tag_name`                 | String  | Name of a tag. defaults to `github.ref`                                                                                                                                                                                                                                                                                                                                                     |
 | `fail_on_unmatched_files`  | Boolean | Indicator of whether to fail if any of the `files` globs match nothing                                                                                                                                                                                                                                                                                                                      |
+| `repository`               | String  | Name of a target repository in `<owner>/<repo>` format. Defaults to GITHUB_REPOSITORY env variable                                                                                                                                                                                                                                                                                          |
 | `target_commitish`         | String  | Commitish value that determines where the Git tag is created from. Can be any branch or commit SHA.                                                                                                                                                                                                                                                                                         |
 | `token`                    | String  | Secret GitHub Personal Access Token. Defaults to `${{ github.token }}`                                                                                                                                                                                                                                                                                                                      |
 | `discussion_category_name` | String  | If specified, a discussion of the specified category is created and linked to the release. The value must be a category that already exists in the repository. For more information, see ["Managing categories for discussions in your repository."](https://docs.github.com/en/discussions/managing-discussions-for-your-community/managing-categories-for-discussions-in-your-repository) |