diff --git a/compiler/cpp/src/thrift/generate/t_erl_generator.cc b/compiler/cpp/src/thrift/generate/t_erl_generator.cc
index 9e1e23d..2b644c9 100644
--- a/compiler/cpp/src/thrift/generate/t_erl_generator.cc
+++ b/compiler/cpp/src/thrift/generate/t_erl_generator.cc
@@ -717,7 +717,7 @@
     return type_name(type) + "()";
   } else if (type->is_map()) {
     if (maps_) {
-      return "#{}";
+      return "map()";
     } else if (otp16_) {
       return "dict()";
     } else {