diff --git a/README.md b/README.md
index d34bce9..74f5bb7 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ It’s powered by Phil Sturgeon’s excellent [Fractal](http://fractal.thephplea
 
 ## Requirements
 
-This plugin requires Craft CMS 4.3.0+ or 5.0.0+.
+This plugin requires Craft CMS 4.3.0+ or 5.0.0+ or 6.0.0-alpha.1+ with the `craftcms/yii2-adapter` package.
 
 ## Installation
 
@@ -33,7 +33,7 @@ composer require craftcms/element-api
 
 ## Setup
 
-To define your API endpoints, create a new `element-api.php` file within your `config/` folder. This file should return an array with an `endpoints` key, which defines your site’s API endpoints.
+To define your API endpoints, create a new `element-api.php` file within your `config/` folder (or `config/craft/` if you’re using Craft CMS v6). This file should return an array with an `endpoints` key, which defines your site’s API endpoints.
 
 Within the `endpoints` array, keys are URL patterns, and values are functions that define the endpoint configurations.
 
diff --git a/composer.json b/composer.json
index 27fa231..6792e8e 100644
--- a/composer.json
+++ b/composer.json
@@ -20,13 +20,13 @@
     "email": "support@craftcms.com",
     "issues": "https://github.com/craftcms/element-api/issues?state=open",
     "source": "https://github.com/craftcms/element-api",
-    "docs": "https://github.com/craftcms/element-api/blob/v2/README.md",
-    "rss": "https://github.com/craftcms/element-api/commits/v2.atom"
+    "docs": "https://github.com/craftcms/element-api/blob/4.x/README.md",
+    "rss": "https://github.com/craftcms/element-api/commits/4.x.atom"
   },
   "minimum-stability": "dev",
   "prefer-stable": true,
   "require": {
-    "craftcms/cms": "^4.3.0|^5.0.0-beta.1",
+    "craftcms/cms": "^4.3.0|^5.0.0-beta.1|^6.0.0-alpha.1",
     "league/fractal": "^0.20.1"
   },
   "require-dev": {
@@ -47,7 +47,7 @@
   "extra": {
     "name": "Element API",
     "handle": "element-api",
-    "documentationUrl": "https://github.com/craftcms/element-api/blob/v2/README.md"
+    "documentationUrl": "https://github.com/craftcms/element-api/blob/4.x/README.md"
   },
   "config": {
     "platform": {