diff --git a/Userland/Libraries/LibWeb/DOM/NodeIterator.cpp b/Userland/Libraries/LibWeb/DOM/NodeIterator.cpp
index 7324659a86..9bae56093f 100644
--- a/Userland/Libraries/LibWeb/DOM/NodeIterator.cpp
+++ b/Userland/Libraries/LibWeb/DOM/NodeIterator.cpp
@@ -19,8 +19,11 @@ NodeIterator::NodeIterator(Node& root)
     root.document().register_node_iterator({}, *this);
 }
 
-NodeIterator::~NodeIterator()
+NodeIterator::~NodeIterator() = default;
+
+void NodeIterator::finalize()
 {
+    Base::finalize();
     m_root->document().unregister_node_iterator({}, *this);
 }
 
diff --git a/Userland/Libraries/LibWeb/DOM/NodeIterator.h b/Userland/Libraries/LibWeb/DOM/NodeIterator.h
index 2795dcb83e..876e77c1c6 100644
--- a/Userland/Libraries/LibWeb/DOM/NodeIterator.h
+++ b/Userland/Libraries/LibWeb/DOM/NodeIterator.h
@@ -38,6 +38,7 @@ private:
     explicit NodeIterator(Node& root);
 
     virtual void visit_edges(Cell::Visitor&) override;
+    virtual void finalize() override;
 
     enum class Direction {
         Next,