diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b2aab9f..8655697 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -19,6 +19,7 @@ jobs:
                     - "8.0"
                     - "8.1"
                     - "8.2"
+                    - "8.3"
                 dependencies:
                     - "highest"
                     - "lowest"
diff --git a/composer.json b/composer.json
index 5390d7e..3f93c56 100644
--- a/composer.json
+++ b/composer.json
@@ -32,7 +32,7 @@
         }
     ],
     "require": {
-        "php": "~7.4.0 || ~8.0.0 || ~8.1.0 || ~8.2.0",
+        "php": "~7.4.0 || ~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0",
         "ext-json": "*",
         "laminas/laminas-eventmanager": "^3.4",
         "laminas/laminas-servicemanager": "^3.11",