diff --git a/include/armadillo_bits/op_sum_meat.hpp b/include/armadillo_bits/op_sum_meat.hpp
index ed83836b..ec8a9efc 100644
--- a/include/armadillo_bits/op_sum_meat.hpp
+++ b/include/armadillo_bits/op_sum_meat.hpp
@@ -82,7 +82,7 @@ op_sum::apply_noalias_unwrap(Mat<typename T1::elem_type>& out, const Proxy<T1>&
   
   typedef typename Proxy<T1>::stored_type P_stored_type;
   
-  const unwrap<P_stored_type> tmp(P.Q);   // TODO: should this be quasi_unwrap ?
+  const unwrap<P_stored_type> tmp(P.Q);
   
   const typename unwrap<P_stored_type>::stored_type& X = tmp.M;