diff --git a/docs/configuration.md b/docs/configuration.md
index 67b92e3..1d2dd8b 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -181,4 +181,5 @@ Option | Description | Possible Values | Default | App-Specific
 `passive_key` | Change the key used to trigger passive mode | `CTRL`, `ALT`, `SHIFT`, `META`, `LEFT_CTRL`, `LEFT_ALT`, `LEFT_SHIFT`, `LEFT_META`, `RIGHT_CTRL`, `RIGHT_ALT`, `RIGHT_SHIFT`, `RIGHT_META`, `OFF`| `OFF` | No
 `secure_input_notification` | Enable/Disable the Secure Input notification on macOS | `true`/`false` | `true` | No
 `show_icon` | Show/Hide the icon in the status bar on macOS and Windows | `true`/`false` | `true` | No
-`show_notifications` | Show/Hide the notifications| `true`/`false` | `true` | No
\ No newline at end of file
+`show_notifications` | Show/Hide the notifications| `true`/`false` | `true` | No
+`fast_inject` | Use improved text injection mechanism | `true`/`false` | `true`| No