diff --git a/.github/workflows/testcore11.yml b/.github/workflows/testcore11.yml
index 1845b622..a835de1b 100644
--- a/.github/workflows/testcore11.yml
+++ b/.github/workflows/testcore11.yml
@@ -66,7 +66,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-version: [ '7.4', '8.0', '8.1', '8.2' ]
+        php-version: [ '7.4', '8.0', '8.1', '8.2', '8.3' ]
     steps:
       - name: "Checkout"
         uses: actions/checkout@v4
diff --git a/.github/workflows/testcore12.yml b/.github/workflows/testcore12.yml
index 1d21b517..a024faba 100644
--- a/.github/workflows/testcore12.yml
+++ b/.github/workflows/testcore12.yml
@@ -50,7 +50,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-version: [ '8.1', '8.2' ]
+        php-version: [ '8.1', '8.2', '8.3' ]
     steps:
       - name: "Checkout"
         uses: actions/checkout@v4
diff --git a/composer.json b/composer.json
index 2ec9db5c..f72a8305 100644
--- a/composer.json
+++ b/composer.json
@@ -66,7 +66,7 @@
 		}
 	},
 	"require": {
-		"php": "^7.4 || ^8.0 || ^8.1 || ^8.2",
+		"php": "^7.4 || ^8.0 || ^8.1 || ^8.2 || ^8.3",
 		"ext-curl": "*",
 		"ext-json": "*",
 		"ext-pdo": "*",