diff --git a/prototype/doubt-difftool/main.swift b/prototype/doubt-difftool/main.swift
index 7d8c07485..55fd7b304 100644
--- a/prototype/doubt-difftool/main.swift
+++ b/prototype/doubt-difftool/main.swift
@@ -43,7 +43,7 @@ if let a = arguments[1] {
 	print(Cofree<String, TSNode>.ana { node in
 		let count = ts_node_child_count(node)
 		guard count > 0 else {
-			return String.fromCString(ts_node_string(node, document)).map(Syntax.Leaf)!
+			return String.fromCString(ts_node_name(node, document)).map(Syntax.Leaf)!
 		}
 		return .Indexed((0..<count).map { ts_node_child(node, $0) })
 	} (root))