diff --git a/AK/RedBlackTree.h b/AK/RedBlackTree.h
index 99a7527e009..4647b555f22 100644
--- a/AK/RedBlackTree.h
+++ b/AK/RedBlackTree.h
@@ -406,6 +406,8 @@ public:
     [[nodiscard]] bool is_end() const { return !m_node; }
     [[nodiscard]] bool is_begin() const { return !m_prev; }
 
+    auto key() const { return m_node->key; }
+
 private:
     friend TreeType;
     explicit RedBlackTreeIterator(typename TreeType::Node* node, typename TreeType::Node* prev = nullptr)