diff --git a/README.md b/README.md
index 58ccefa6..b3e595f0 100644
--- a/README.md
+++ b/README.md
@@ -322,12 +322,14 @@ Support this project with a :star:
 |                                      <a name="output_any_changed"></a>[any\_changed](#output_any_changed)                                       | string |                                                     Returns `true` when any of <br>the filenames provided using the <br>`files*` or `files_ignore*` inputs has changed. i.e. <br>*includes a combination of all added, copied, modified and renamed files (ACMR)*.                                                      |
 |                                      <a name="output_any_deleted"></a>[any\_deleted](#output_any_deleted)                                       | string |                                                                                            Returns `true` when any of <br>the filenames provided using the <br>`files*` or `files_ignore*` inputs has been deleted. <br>(D)                                                                                             |
 |                                     <a name="output_any_modified"></a>[any\_modified](#output_any_modified)                                     | string |                                            Returns `true` when any of <br>the filenames provided using the <br>`files*` or `files_ignore*` inputs has been modified. <br>i.e. *includes a combination of all added, copied, modified, renamed, and deleted files (ACMRD)*.                                              |
+|                                     <a name="output_changed_keys"></a>[changed\_keys](#output_changed_keys)                                     | string |                                                                     Returns all changed YAML keys <br>when the `files_yaml` input is <br>used. i.e. *key that contains any path that has either been added, copied, modified, and renamed (ACMR)*                                                                       |
 |                                     <a name="output_copied_files"></a>[copied\_files](#output_copied_files)                                     | string |                                                                                                                                      Returns only files that are <br>Copied (C).                                                                                                                                        |
 |                            <a name="output_copied_files_count"></a>[copied\_files\_count](#output_copied_files_count)                            | string |                                                                                                                                          Returns the number of `copied_files`                                                                                                                                           |
 |                                   <a name="output_deleted_files"></a>[deleted\_files](#output_deleted_files)                                    | string |                                                                                                                                      Returns only files that are <br>Deleted (D).                                                                                                                                       |
 |                          <a name="output_deleted_files_count"></a>[deleted\_files\_count](#output_deleted_files_count)                           | string |                                                                                                                                          Returns the number of `deleted_files`                                                                                                                                          |
 |                                  <a name="output_modified_files"></a>[modified\_files](#output_modified_files)                                  | string |                                                                                                                                     Returns only files that are <br>Modified (M).                                                                                                                                       |
 |                         <a name="output_modified_files_count"></a>[modified\_files\_count](#output_modified_files_count)                         | string |                                                                                                                                         Returns the number of `modified_files`                                                                                                                                          |
+|                                   <a name="output_modified_keys"></a>[modified\_keys](#output_modified_keys)                                    | string |                                                                    Returns all modified YAML keys <br>when the `files_yaml` input is <br>used. i.e. *key that contains any path that has either been added, copied, modified, and deleted (ACMRD)*                                                                      |
 |                                     <a name="output_only_changed"></a>[only\_changed](#output_only_changed)                                     | string |                                                            Returns `true` when only files <br>provided using the `files*` or `files_ignore*` inputs <br>has changed. i.e. *includes a combination of all added, copied, modified and renamed files (ACMR)*.                                                             |
 |                                     <a name="output_only_deleted"></a>[only\_deleted](#output_only_deleted)                                     | string |                                                                                                   Returns `true` when only files <br>provided using the `files*` or `files_ignore*` inputs <br>has been deleted. (D)                                                                                                    |
 |                                   <a name="output_only_modified"></a>[only\_modified](#output_only_modified)                                    | string |                                                                                                Returns `true` when only files <br>provided using the `files*` or `files_ignore*` inputs <br>has been modified. (ACMRD).                                                                                                 |
@@ -335,7 +337,7 @@ Support this project with a :star:
 |                 <a name="output_other_changed_files_count"></a>[other\_changed\_files\_count](#output_other_changed_files_count)                  | string |                                                                                                                                       Returns the number of `other_changed_files`                                                                                                                                       |
 |                          <a name="output_other_deleted_files"></a>[other\_deleted\_files](#output_other_deleted_files)                           | string |                                                                                                  Returns all other deleted files <br>not listed in the files <br>input i.e. *a  combination of all deleted files (D)*                                                                                                   |
 |                 <a name="output_other_deleted_files_count"></a>[other\_deleted\_files\_count](#output_other_deleted_files_count)                  | string |                                                                                                                                       Returns the number of `other_deleted_files`                                                                                                                                       |
-|                         <a name="output_other_modified_files"></a>[other\_modified\_files](#output_other_modified_files)                         | string |                                                                                 Returns all other modified files <br>not listed in the files <br>input i.e. *a  combination of all added, copied, modified, and deleted files (ACMRD)*                                                                                  |
+|                         <a name="output_other_modified_files"></a>[other\_modified\_files](#output_other_modified_files)                         | string |                                                                                 Returns all other modified files <br>not listed in the files <br>input i.e. *a combination of all added, copied, modified, and deleted files (ACMRD)*                                                                                   |
 |                <a name="output_other_modified_files_count"></a>[other\_modified\_files\_count](#output_other_modified_files_count)                | string |                                                                                                                                      Returns the number of `other_modified_files`                                                                                                                                       |
 |                                   <a name="output_renamed_files"></a>[renamed\_files](#output_renamed_files)                                    | string |                                                                                                                                      Returns only files that are <br>Renamed (R).                                                                                                                                       |
 |                          <a name="output_renamed_files_count"></a>[renamed\_files\_count](#output_renamed_files_count)                           | string |                                                                                                                                          Returns the number of `renamed_files`                                                                                                                                          |