diff --git a/README.md b/README.md
index 55150c39..f3b37b23 100644
--- a/README.md
+++ b/README.md
@@ -112,7 +112,7 @@ jobs:
 | sha           |  `string`      |    `true`     | `${{ github.sha }}`           | Specify a different <br> commit SHA <br> used for <br> comparing changes  |
 | files\_from\_source\_file |  `string`      |    `false`     |                    | Source file <br> used to populate <br> the files input |
 | path | `string` | `false` |  | Relative path under <br> `GITHUB_WORKSPACE` <br> to the repository |
-| since\_last\_remote\_commit | `string` | `false` | `false` | Use the last commit on the remote <br> branch as the `base_sha`.<br> (Defaults to the previous commit). |
+| since\_last\_remote\_commit | `string` | `false` | `false` | Use the last commit on the remote <br> branch as the `base_sha`.<br> (Defaults to the previous commit). <br /> NOTE: This requires <br /> `fetch-depth: 0`|
 
 ## Example