diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index f115c0f..60a8e39 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -15,9 +15,11 @@ jobs:
       fail-fast: true
       matrix:
         php: [ 8.1, 8.2, 8.3 ]
-        laravel: [ 9, 10, 11 ]
+        laravel: [ 8, 9, 10, 11 ]
         stability: [ 'prefer-lowest', 'prefer-stable' ]
         include:
+          - laravel: 8.*
+            testbench: ^8.20
           - laravel: 9.*
             testbench: ^8.20
           - laravel: 10.*
diff --git a/README.md b/README.md
index 065de3d..7f5912f 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ A Laravel-based library to easily build [Plain UI component](https://docs.plain.
 ## Requirements
 
 - PHP 8.1 or higher
-- Laravel 9.33 or higher
+- Laravel 8.83 or higher
 
 ## Installation
 
diff --git a/composer.json b/composer.json
index 5d744ae..d0ec72a 100644
--- a/composer.json
+++ b/composer.json
@@ -9,8 +9,8 @@
     },
     "require": {
         "php": "~8.1.0|~8.2.0|~8.3.0",
-        "illuminate/http": "^9.33|^10.0|^11.0",
-        "illuminate/support": "^9.33|^10.0|^11.0"
+        "illuminate/http": "^8.83|^9.33|^10.0|^11.0",
+        "illuminate/support": "^8.83|^9.33|^10.0|^11.0"
     },
     "require-dev": {
         "nunomaduro/larastan": "^2.0",