diff --git a/go/gogo.cc b/go/gogo.cc
index 62b06be..38a2f6f 100644
--- a/go/gogo.cc
+++ b/go/gogo.cc
@@ -5898,7 +5898,7 @@
       exp->write_name(receiver->name());
       exp->write_escape(receiver->note());
       exp->write_c_string(" ");
-      exp->write_type(receiver->type());
+      exp->write_type(receiver->type()->unalias());
       exp->write_c_string(") ");
     }