diff --git a/include/armadillo_bits/unwrap.hpp b/include/armadillo_bits/unwrap.hpp
index 0026afd0..6f9fe076 100644
--- a/include/armadillo_bits/unwrap.hpp
+++ b/include/armadillo_bits/unwrap.hpp
@@ -396,7 +396,7 @@ struct quasi_unwrap< subview_row<eT> >
   static constexpr bool has_orig_mem = false;  // NOTE: set to false as this is the general case; original memory is only used when the subview is a contiguous chunk
   
   template<typename eT2>
-  arma_inline bool is_alias(const Mat<eT2>& X) const { return (sv.m.n_rows == 1) ? (void_ptr(&X) == void_ptr(&(sv.m))) : false; }
+  arma_inline bool is_alias(const Mat<eT2>& X) const { return (is_same_type<eT,eT2>::yes) && ((sv.m.n_rows == 1) ? (void_ptr(&X) == void_ptr(&(sv.m))) : false); }
   };
 
 
@@ -1441,7 +1441,7 @@ struct partial_unwrap< subview_row<eT> >
   constexpr eT get_val() const { return eT(1); }
   
   template<typename eT2>
-  arma_inline bool is_alias(const Mat<eT2>& X) const { return (sv.m.n_rows == 1) ? (void_ptr(&X) == void_ptr(&(sv.m))) : false; }
+  arma_inline bool is_alias(const Mat<eT2>& X) const { return (is_same_type<eT,eT2>::yes) && ((sv.m.n_rows == 1) ? (void_ptr(&X) == void_ptr(&(sv.m))) : false); }
   
   static constexpr bool do_trans = false;
   static constexpr bool do_times = false;