diff --git a/AK/IntrusiveRedBlackTree.h b/AK/IntrusiveRedBlackTree.h
index 8d372b30e74..6190f6b27a5 100644
--- a/AK/IntrusiveRedBlackTree.h
+++ b/AK/IntrusiveRedBlackTree.h
@@ -52,7 +52,7 @@ public:
     {
         auto& node = value.*member;
         VERIFY(!node.m_in_tree);
-        node.key = key;
+        static_cast<typename BaseTree::Node&>(node).key = key;
         BaseTree::insert(&node);
         if constexpr (!TreeNode::IsRaw)
             node.m_self.reference = &value; // Note: Self-reference ensures that the object will keep a ref to itself when the Container is a smart pointer.
@@ -176,6 +176,11 @@ public:
         return m_in_tree;
     }
 
+    [[nodiscard]] K key() const
+    {
+        return BaseRedBlackTree<K>::Node::key;
+    }
+
     static constexpr bool IsRaw = IsPointer<Container>;
 
 #ifndef __clang__