diff --git a/.github/workflows/pr_test.yml b/.github/workflows/pr_test.yml
index 53dc730..9f66915 100644
--- a/.github/workflows/pr_test.yml
+++ b/.github/workflows/pr_test.yml
@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: ["7.4", "8.0", "8.1", "8.2"]
+        php: ["7.4", "8.0", "8.1", "8.2", "8.3"]
         composer-version: [prefer-lowest, prefer-stable]
     steps:
       - name: Checkout
diff --git a/composer.json b/composer.json
index 680d8c7..738e18c 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,7 @@
     }
   ],
   "require": {
-    "php": ">=7.4 <8.3",
+    "php": ">=7.4 <8.4",
     "psr/log": "^1.0 || ^2.0 || ^3.0",
     "rexlabs/utility-belt": "^4.0",
     "guzzlehttp/guzzle": "^7.0",