diff --git a/CHANGELOG.md b/CHANGELOG.md
index 97cdfa9..bc453a8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+### Added
+
+- `additional_args` support to `live_grep_args()`
+
 ## 1.1.0 - 2024-06-09
 
 ### Added
diff --git a/README.md b/README.md
index c85a799..a8d7c97 100644
--- a/README.md
+++ b/README.md
@@ -176,6 +176,12 @@ telescope.load_extension("live_grep_args")
 
 This extension accepts the same options as `builtin.live_grep`, check out `:help live_grep` and `:help vimgrep_arguments` for more information. Additionally it also accepts `theme` and `layout_config`.
 
+`live_grep_args` args
+
+| Name | Type | Description | Example |
+| --- | --- | --- | --- |
+| `additional_args` | `function|table` | additional arguments to be passed on. Can be fn(opts) -> tbl | `{ '-tmd' }` |
+
 
 ### Mapping recipes: