diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 16206ee..8aef423 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -53,7 +53,7 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     strategy:
       matrix:
-        php: ['7.4', '8.0', '8.1']
+        php: ['8.0', '8.1']
 
     steps:
       - name: Checkout the project
diff --git a/README.md b/README.md
index 8203cfb..7bf7cd6 100644
--- a/README.md
+++ b/README.md
@@ -55,7 +55,7 @@ Make sure all dependencies have been installed before moving on:
 
 - [Acorn](https://docs.roots.io/acorn/2.x/installation/) v2
 - [WordPress](https://wordpress.org/) >= 5.9
-- [PHP](https://secure.php.net/manual/en/install.php) >= 7.4.0 (with [`php-mbstring`](https://secure.php.net/manual/en/book.mbstring.php) enabled)
+- [PHP](https://secure.php.net/manual/en/install.php) >= 8.0 (with [`php-mbstring`](https://secure.php.net/manual/en/book.mbstring.php) enabled)
 - [Composer](https://getcomposer.org/download/)
 - [Node.js](http://nodejs.org/) >= 16
 - [Yarn](https://yarnpkg.com/en/docs/install)
diff --git a/app/Providers/ThemeServiceProvider.php b/app/Providers/ThemeServiceProvider.php
index 1d50cb4..cb0d25e 100644
--- a/app/Providers/ThemeServiceProvider.php
+++ b/app/Providers/ThemeServiceProvider.php
@@ -2,9 +2,9 @@
 
 namespace App\Providers;
 
-use Roots\Acorn\ServiceProvider;
+use Roots\Acorn\Sage\SageServiceProvider;
 
-class ThemeServiceProvider extends ServiceProvider
+class ThemeServiceProvider extends SageServiceProvider
 {
     /**
      * Register any application services.
@@ -13,7 +13,7 @@ class ThemeServiceProvider extends ServiceProvider
      */
     public function register()
     {
-        //
+        parent::register();
     }
 
     /**
@@ -23,6 +23,6 @@ class ThemeServiceProvider extends ServiceProvider
      */
     public function boot()
     {
-        //
+        parent::boot();
     }
 }
diff --git a/composer.json b/composer.json
index e62a3a6..4977bf8 100644
--- a/composer.json
+++ b/composer.json
@@ -39,7 +39,7 @@
     }
   },
   "require": {
-    "php": "^7.4|^8.0"
+    "php": "^8.0"
   },
   "require-dev": {
     "squizlabs/php_codesniffer": "3.7.1"
diff --git a/functions.php b/functions.php
index 72b371b..05c6413 100644
--- a/functions.php
+++ b/functions.php
@@ -30,13 +30,13 @@ require $composer;
 */
 
 try {
-    \Roots\bootloader();
+    \Roots\bootloader()->boot();
 } catch (Throwable $e) {
     wp_die(
         __('You need to install Acorn to use this theme.', 'sage'),
         '',
         [
-            'link_url' => 'https://docs.roots.io/acorn/2.x/installation/',
+            'link_url' => 'https://roots.io/acorn/docs/installation/',
             'link_text' => __('Acorn Docs: Installation', 'sage'),
         ]
     );
@@ -63,17 +63,3 @@ collect(['setup', 'filters'])
             );
         }
     });
-
-/*
-|--------------------------------------------------------------------------
-| Enable Sage Theme Support
-|--------------------------------------------------------------------------
-|
-| Once our theme files are registered and available for use, we are almost
-| ready to boot our application. But first, we need to signal to Acorn
-| that we will need to initialize the necessary service providers built in
-| for Sage when booting.
-|
-*/
-
-add_theme_support('sage');