diff --git a/src/comp/middle/trans/impl.rs b/src/comp/middle/trans/impl.rs
index e3853127405..abaf00ad0f7 100644
--- a/src/comp/middle/trans/impl.rs
+++ b/src/comp/middle/trans/impl.rs
@@ -121,9 +121,10 @@ fn trans_vtable_callee(bcx: block, env: callee_env, dict: ValueRef,
                        n_method: uint) -> lval_maybe_callee {
     let bcx = bcx, ccx = bcx.ccx(), tcx = ccx.tcx;
     let method = ty::iface_methods(tcx, iface_id)[n_method];
+    let method_ty = ty::mk_fn(tcx, method.fty);
     let {ty: fty, llty: llfty} =
-        wrapper_fn_ty(ccx, val_ty(dict), node_id_type(bcx, callee_id),
-                      method.tps);
+        wrapper_fn_ty(ccx, val_ty(dict), method_ty, method.tps);
+        // node_id_type(bcx, callee_id),
     let vtable = PointerCast(bcx, Load(bcx, GEPi(bcx, dict, [0, 0])),
                              T_ptr(T_array(T_ptr(llfty), n_method + 1u)));
     let mptr = Load(bcx, GEPi(bcx, vtable, [0, n_method as int]));