diff --git a/Interface.cpp b/Interface.cpp
index d453986..9d1adf8 100644
--- a/Interface.cpp
+++ b/Interface.cpp
@@ -25,6 +25,10 @@
     return true;
 }
 
+bool Interface::isBinder() const {
+    return true;
+}
+
 const std::vector<Method *> &Interface::methods() const {
     return mMethods;
 }