diff --git a/src/bindings/cxx/eina_cxx/eina_deleter.hh b/src/bindings/cxx/eina_cxx/eina_deleter.hh
index f88efd309d..7831dfd8ee 100644
--- a/src/bindings/cxx/eina_cxx/eina_deleter.hh
+++ b/src/bindings/cxx/eina_cxx/eina_deleter.hh
@@ -23,6 +23,10 @@ struct malloc_deleter
   {
     // how to free binbuf?
   }
+  void operator()(Eina_Promise*) const
+  {
+    // workaround until we manually handle efl_loop_promise_new
+  }
 };
 
 template <typename T>