diff --git a/src/DiContainerTrait.php b/src/DiContainerTrait.php
index 0b4f84dd..9db16f74 100644
--- a/src/DiContainerTrait.php
+++ b/src/DiContainerTrait.php
@@ -69,7 +69,7 @@ public function setDefaults(array $properties, bool $passively = false)
                 $isMissing = true;
 
                 try {
-                    $origValue = ($this->{$name} ?? null);
+                    $origValue = $this->{$name} ?? null;
                     if ($origValue !== null) {
                         $isMissing = false;
                     }