diff --git a/vendor/strauss/lucatume/di52/src/Container.php b/vendor/strauss/lucatume/di52/src/Container.php
index ff8192d..64d4640 100644
--- a/vendor/strauss/lucatume/di52/src/Container.php
+++ b/vendor/strauss/lucatume/di52/src/Container.php
@@ -214,7 +214,7 @@ public function offsetGet($offset)
      *
      * @throws ContainerException Error while retrieving the entry.
      */
-    public function get($id)
+    public function get(string $id)
     {
         try {
             return $this->resolver->resolve($id, [$id]);
@@ -299,7 +299,7 @@ public function offsetExists($offset)
      *
      * @return bool Whether the container contains a binding for an id or not.
      */
-    public function has($id)
+    public function has(string $id)
     {
         return $this->resolver->isBound($id) || class_exists($id);
     }