diff --git a/README.md b/README.md
index f3fdc3d..c56031f 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,10 @@
 # Sitemap Addon for Statamic
 
 ![Statamic 3.0+](https://img.shields.io/badge/Statamic-3.0+-FF269E?style=for-the-badge&link=https://statamic.com)
+![Statamic 4.0+](https://img.shields.io/badge/Statamic-4.0+-FF269E?style=for-the-badge&link=https://statamic.com)
+![Statamic 5.0+](https://img.shields.io/badge/Statamic-5.0+-FF269E?style=for-the-badge&link=https://statamic.com)
 
-Automatically adds a sitemap to your Statamic v3 web site. The default path is <your web site>/sitemap.xml
+Automatically adds a sitemap to your Statamic web site. The default path is <your web site>/sitemap.xml
 
 ## Installation
 
@@ -12,7 +14,7 @@ Include the package with composer:
 composer require pecotamic/sitemap
 ```
 
-The package requires Laravel 7+ and PHP 7.3+. It will auto register.
+The package requires PHP 7.3+ or PHP 8+. It will auto register.
 
 ## Configuration (optional)
 
diff --git a/composer.json b/composer.json
index ca4a2a7..b05d6db 100644
--- a/composer.json
+++ b/composer.json
@@ -8,8 +8,8 @@
         "sitemap"
     ],
     "require": {
-        "php": "^5.4|^7.0|^8.0",
-        "statamic/cms": "^3.0|^4.0"
+        "php": "^7.1|^8.0",
+        "statamic/cms": "^3.0|^4.0|^5.0"
     },
     "autoload": {
         "psr-4": {
@@ -30,5 +30,10 @@
                 "Pecotamic\\Sitemap\\ServiceProvider"
             ]
         }
+    },
+    "config": {
+        "allow-plugins": {
+            "pixelfear/composer-dist-plugin": true
+        }
     }
 }