diff --git a/README.md b/README.md
index c8be670..17f6579 100644
--- a/README.md
+++ b/README.md
@@ -2,44 +2,45 @@
 
 # Table of Contents
 
--   [Table of Contents](#table-of-contents)
--   [jack](#jack)
--   [Motivation](#motivation)
--   [Installation](#installation)
--   [Usage](#usage)
-    -   [Viewing a Git log](#viewing-a-git-log)
-    -   [Built-in Key Commands](#built-in-key-commands)
-        -   [Meta](#meta)
-        -   [Navigation](#navigation)
-        -   [Searching](#searching)
-        -   [Actions](#actions)
--   [Configuration](#configuration)
-    -   [Configuration options](#configuration-options)
-        -   [**blacklistPatterns**](#blacklistpatterns)
-        -   [**commands**](#commands)
-        -   [**gitShowOptions**](#gitshowoptions)
-        -   [**notificationTimeout**](#notificationtimeout)
-        -   [**searchIndexLimit**](#searchindexlimit)
-        -   [**showLineNumbers**](#showlinenumbers)
-        -   [**useLegacyEscapeKeyBehavior**](#uselegacyescapekeybehavior)
-        -   [**useSearchIndex**](#usesearchindex)
-    -   [The `Command` object](#the-command-object)
-        -   [**command (Required)**](#command-required)
-        -   [**description (Required)**](#description-required)
-        -   [**foreground (Optional)**](#foreground-optional)
-        -   [**key (Required)**](#key-required)
-        -   [**onErrorCommand (Optional)**](#onerrorcommand-optional)
-        -   [**refreshOnComplete (Optional)**](#refreshoncomplete-optional)
-    -   [Placeholder tokens](#placeholder-tokens)
-        -   [**COMMIT_MESSAGE**](#commit_message)
-        -   [**SHA_RANGE**](#sha_range)
-        -   [**SHA_SINGLE_OR_RANGE**](#sha_single_or_range)
-        -   [**SHA_SINGLE**](#sha_single)
-    -   [Environment variables](#environment-variables)
-        -   [JACK_CLI_CONFIG_FILE_PATH](#jack_cli_config_file_path)
-    -   [Miscellaneous](#miscellaneous)
-        -   [**Why does the `foreground` option for my custom command not work?**](#why-does-the-foreground-option-for-my-custom-command-not-work)
-        -   [**iTerm drag and drop is potentially dangerous while using `jack`**](#iterm-drag-and-drop-is-potentially-dangerous-while-using-jack)
+- [Table of Contents](#table-of-contents)
+- [jack](#jack)
+- [Motivation](#motivation)
+- [Installation](#installation)
+- [Usage](#usage)
+  - [Viewing a Git log](#viewing-a-git-log)
+  - [Built-in Key Commands](#built-in-key-commands)
+    - [Meta](#meta)
+    - [Navigation](#navigation)
+    - [Searching](#searching)
+    - [Actions](#actions)
+- [Configuration](#configuration)
+  - [Configuration options](#configuration-options)
+    - [**blacklistPatterns**](#blacklistpatterns)
+    - [**commands**](#commands)
+    - [**copyToClipboardCommand**](#copytoclipboardcommand)
+    - [**gitShowOptions**](#gitshowoptions)
+    - [**notificationTimeout**](#notificationtimeout)
+    - [**searchIndexLimit**](#searchindexlimit)
+    - [**showLineNumbers**](#showlinenumbers)
+    - [**useLegacyEscapeKeyBehavior**](#uselegacyescapekeybehavior)
+    - [**useSearchIndex**](#usesearchindex)
+  - [The `Command` object](#the-command-object)
+    - [**command (Required)**](#command-required)
+    - [**description (Required)**](#description-required)
+    - [**foreground (Optional)**](#foreground-optional)
+    - [**key (Required)**](#key-required)
+    - [**onErrorCommand (Optional)**](#onerrorcommand-optional)
+    - [**refreshOnComplete (Optional)**](#refreshoncomplete-optional)
+  - [Placeholder tokens](#placeholder-tokens)
+    - [**COMMIT_MESSAGE**](#commit_message)
+    - [**SHA_RANGE**](#sha_range)
+    - [**SHA_SINGLE_OR_RANGE**](#sha_single_or_range)
+    - [**SHA_SINGLE**](#sha_single)
+  - [Environment variables](#environment-variables)
+    - [JACK_CLI_CONFIG_FILE_PATH](#jack_cli_config_file_path)
+  - [Miscellaneous](#miscellaneous)
+    - [**Why does the `foreground` option for my custom command not work?**](#why-does-the-foreground-option-for-my-custom-command-not-work)
+    - [**iTerm drag and drop is potentially dangerous while using `jack`**](#iterm-drag-and-drop-is-potentially-dangerous-while-using-jack)
 
 # jack
 
@@ -185,6 +186,14 @@ These options can be configured in the `.jack.json` file:
 }
 ```
 
+### **copyToClipboardCommand**
+
+**Type**: String
+
+**Default**: `""`
+
+**Description**: A command to call when one of the copy text actions is used. The text to copy will be written to the standard input of the command. By default, jack attempts to use `pbcopy` if on macOS or `xsel --input` if on Linux.
+
 ### **gitShowOptions**
 
 **Type**: String