1 files changed, 2 insertions, 2 deletions
diff --git a/src/comp/syntax/ast.rs b/src/comp/syntax/ast.rs
index 44ed863351e..f19bad3b478 100644
--- a/src/comp/syntax/ast.rs
+++ b/src/comp/syntax/ast.rs
@@ -29,11 +29,11 @@ type ty_param = {ident: ident, kind: kind};
 
 tag def {
     def_fn(def_id, purity);
-    def_obj_field(def_id);
+    def_obj_field(def_id, mutability);
     def_mod(def_id);
     def_native_mod(def_id);
     def_const(def_id);
-    def_arg(def_id);
+    def_arg(def_id, mode);
     def_local(def_id);
     def_variant(def_id, /* tag */def_id);