diff --git a/.laminas-ci.json b/.laminas-ci.json
new file mode 100644
index 0000000..18f2b49
--- /dev/null
+++ b/.laminas-ci.json
@@ -0,0 +1,6 @@
+{
+    "extensions": [],
+    "ignore_php_platform_requirements": {
+        "8.3": true
+    }
+}
diff --git a/test/InMemoryContainer.php b/test/InMemoryContainer.php
index 11a9311..e7271d5 100644
--- a/test/InMemoryContainer.php
+++ b/test/InMemoryContainer.php
@@ -26,7 +26,7 @@ public function __construct(public array $services = [])
      * @template T
      * @psalm-suppress MixedReturnStatement
      */
-    public function get(string $id): mixed
+    public function get($id): mixed
     {
         if (! $this->has($id)) {
             throw new class (