diff --git a/Userland/Libraries/LibWeb/Layout/Node.h b/Userland/Libraries/LibWeb/Layout/Node.h
index cfaaa97c50..98ee636ad1 100644
--- a/Userland/Libraries/LibWeb/Layout/Node.h
+++ b/Userland/Libraries/LibWeb/Layout/Node.h
@@ -92,6 +92,7 @@ public:
     virtual bool is_replaced_box() const { return false; }
     virtual bool is_list_item_marker_box() const { return false; }
     virtual bool is_table_wrapper() const { return false; }
+    virtual bool is_table() const { return false; }
 
     template<typename T>
     bool fast_is() const = delete;
diff --git a/Userland/Libraries/LibWeb/Layout/TableBox.h b/Userland/Libraries/LibWeb/Layout/TableBox.h
index caa33b5ce3..2fc6c12dd1 100644
--- a/Userland/Libraries/LibWeb/Layout/TableBox.h
+++ b/Userland/Libraries/LibWeb/Layout/TableBox.h
@@ -24,6 +24,12 @@ public:
             return CSS::Display::from_short(CSS::Display::Short::InlineTable);
         return CSS::Display::from_short(CSS::Display::Short::Table);
     }
+
+private:
+    virtual bool is_table() const override { return true; }
 };
 
+template<>
+inline bool Node::fast_is<TableBox>() const { return is_table(); }
+
 }