Document default value for Extractor.on_property

README.md

@@ -577,7 +577,7 @@ This applies to all configurations outlined in `Configuration Specification` and
 | <parent>.method      | The extraction method used. Defaults to: `replace`. Alternative values: `replaceAll`, `match`. These methods specified references the JavaScript String method. And a special method  `regexr`, that functions similar to the `list` within the regexr tool.                                                                                                                                                                                                                                                                    |
 | <parent>.flags       | Defines the regex flags specified for the pattern. Default: `gu`.                                                                                                                                                                                                                                                                                                                                                                                                                                                               |
 | <parent>.on_empty    | Defines the placeholder to be filled in, if the regex does not lead to a result.                                                                                                                                                                                                                                                                                                                                                                                                                                                |
-| <parent>.on_property | This is available for `Extractor` type regex objects. With the property describing a field available in PRs. (e.g.: title, body, ...)                                                                                                                                                                                                                                                                                                                                                                                           |
+| <parent>.on_property | This is available for `Extractor` type regex objects. With the property describing a field available in PRs. (e.g.: title, body, ...) Default: `body`.                                                                                                                                                                                                                                                                                                                                                                          |
 
 <details><summary><b>Example regex configuration block</b></summary>
 <p>