diff --git a/src/content/plugins/source-map-dev-tool-plugin.mdx b/src/content/plugins/source-map-dev-tool-plugin.mdx
index 1dc3c6574092..a26c9398a963 100644
--- a/src/content/plugins/source-map-dev-tool-plugin.mdx
+++ b/src/content/plugins/source-map-dev-tool-plugin.mdx
@@ -8,6 +8,7 @@ contributors:
   - byzyk
   - EugeneHlushko
   - chenxsan
+  - snitin315
 related:
   - title: Building Source Maps
     url: https://survivejs.com/webpack/building/source-maps/#-sourcemapdevtoolplugin-and-evalsourcemapdevtoolplugin-
@@ -27,7 +28,7 @@ The following options are supported:
 - `include` (`string` `RegExp` `[string, RegExp]`): Include source maps for module paths that match the given value.
 - `exclude` (`string` `RegExp` `[string, RegExp]`): Exclude modules that match the given value from source map generation.
 - `filename` (`string`): Defines the output filename of the SourceMap (will be inlined if no value is provided).
-- `append` (`string`): Appends the given value to the original asset. Usually the `#sourceMappingURL` comment. `[url]` is replaced with a URL to the source map file. Since webpack v4.36.0, path parameters are supported: `[chunk]`, `[filename]` and `[contenthash]`. Setting `append` to `false` disables the appending.
+- `append` (`string` `function`): Appends the given value to the original asset. Usually the `#sourceMappingURL` comment. `[url]` is replaced with a URL to the source map file. Since webpack v4.36.0, path parameters are supported: `[chunk]`, `[filename]` and `[contenthash]`. Setting `append` to `false` disables the appending.
 - `moduleFilenameTemplate` (`string`): See [`output.devtoolModuleFilenameTemplate`](/configuration/output/#outputdevtoolmodulefilenametemplate).
 - `fallbackModuleFilenameTemplate` (`string`): See link above.
 - `namespace` (`string`): See [`output.devtoolNamespace`](/configuration/output/#outputdevtoolnamespace).