diff --git a/.github/workflows/validate-composer.yml b/.github/workflows/validate-composer.yml
index f3f52bd..b6b7782 100644
--- a/.github/workflows/validate-composer.yml
+++ b/.github/workflows/validate-composer.yml
@@ -25,6 +25,7 @@ jobs:
           - "8.0"
           - "8.1"
           - "8.2"
+          - "8.3"
         exclude:
           # See - https://laravel.com/docs/9.x/releases#support-policy
           # See - https://github.com/laravel/framework/issues/40339
@@ -32,19 +33,25 @@ jobs:
           - {laravel-version: "5.5.*", php-version: "8.0"} # Laravel 5.5.* does not support PHP 8.0+
           - {laravel-version: "5.5.*", php-version: "8.1"} # Laravel 5.5.* does not support PHP 8.0+
           - {laravel-version: "5.5.*", php-version: "8.2"} # Laravel 5.5.* does not support PHP 8.0+
+          - {laravel-version: "5.5.*", php-version: "8.3"} # Laravel 5.5.* does not support PHP 8.0+
           # Laravel 6 supports PHP 7.2 - 8.0
           - {laravel-version: "6.*", php-version: "8.1"} # Laravel 6 does not support PHP 8.1+
           - {laravel-version: "6.*", php-version: "8.2"} # Laravel 6 does not support PHP 8.1+
+          - {laravel-version: "6.*", php-version: "8.3"} # Laravel 6 does not support PHP 8.1+
           # Laravel 7 supports PHP 7.2 - 8.0
           - {laravel-version: "7.*", php-version: "8.1"} # Laravel 7 does not support PHP 8.1+
           - {laravel-version: "7.*", php-version: "8.2"} # Laravel 7 does not support PHP 8.1+
+          - {laravel-version: "7.*", php-version: "8.3"} # Laravel 7 does not support PHP 8.1+
           # Laravel 8 supports PHP 7.3 - 8.1
           - {laravel-version: "8.*", php-version: "7.2"} # Laravel 8 requires 7.3+
-          # Laravel 9 supports PHP 8.0 - 8.1
+          - {laravel-version: "8.*", php-version: "8.2"} # Laravel 8 does not support PHP 8.2+
+          - {laravel-version: "8.*", php-version: "8.3"} # Laravel 8 does not support PHP 8.2+
+          # Laravel 9 supports PHP 8.0 - 8.2
           - {laravel-version: "9.*", php-version: "7.2"} # Laravel 9 requires 8.0+
           - {laravel-version: "9.*", php-version: "7.3"} # Laravel 9 requires 8.0+
           - {laravel-version: "9.*", php-version: "7.4"} # Laravel 9 requires 8.0+
-          # Laravel 10 supports PHP 8.1 - 8.2
+          - {laravel-version: "9.*", php-version: "8.3"} # Laravel 9 does not support PHP 8.3+
+          # Laravel 10 supports PHP 8.1 - 8.2 @todo tbc
           - {laravel-version: "10.*", php-version: "7.2"} # Laravel 10 requires 8.1+
           - {laravel-version: "10.*", php-version: "7.3"} # Laravel 10 requires 8.1+
           - {laravel-version: "10.*", php-version: "7.4"} # Laravel 10 requires 8.1+
diff --git a/README.md b/README.md
index e52796f..6109c62 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ Detailed performance metrics and transaction traces are collected once the scout
 
 ## Requirements
 
-* PHP Version: PHP 7.2+ (PHP 8.2+ recommended)
+* PHP Version: PHP 7.2+ (PHP 8.3+ recommended)
 * Laravel Version: 5.5+
 
 ## Quick Start