diff --git a/composer.json b/composer.json
index 9bd79cc..f3819ab 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
         "MIT"
     ],
     "require": {
-        "php": "8.0.* || 8.1.* || 8.2.*",
+        "php": "8.0.* || 8.1.* || 8.2.* || 8.3.*",
         "neos/flow": "^7.0 || ^8.0 || 9.0.*",
         "google/cloud-storage": "^1.1",
         "ext-json": "*",