diff --git a/src/Tree/Finder.php b/src/Tree/Finder.php
index 8a2d5ca..5941a1f 100644
--- a/src/Tree/Finder.php
+++ b/src/Tree/Finder.php
@@ -72,8 +72,10 @@ public function lookup($provided): ?Node
             }
         }
 
-        if (null !== $bestId) {
-            return $this->objects[$this->idToHash[$bestId]];
+        if (null === $bestId) {
+            return null;
         }
+
+        return $this->objects[$this->idToHash[$bestId]];
     }
 }