diff --git a/Interface.cpp b/Interface.cpp
index 9e53e1f..e0c99d6 100644
--- a/Interface.cpp
+++ b/Interface.cpp
@@ -931,6 +931,7 @@
         for (const auto &result : method->results()) {
             out << "return_type_hidl: {\n";
             out.indent();
+            out << "name: \"" << result->name() << "\"\n";
             result->type().emitVtsAttributeType(out);
             out.unindent();
             out << "}\n";
@@ -939,6 +940,7 @@
         for (const auto &arg : method->args()) {
             out << "arg: {\n";
             out.indent();
+            out << "name: \"" << arg->name() << "\"\n";
             arg->type().emitVtsAttributeType(out);
             out.unindent();
             out << "}\n";