diff --git a/include/boost/numeric/ublas/matrix.hpp b/include/boost/numeric/ublas/matrix.hpp
index ddc4fe50..d2fb2b4d 100644
--- a/include/boost/numeric/ublas/matrix.hpp
+++ b/include/boost/numeric/ublas/matrix.hpp
@@ -3155,8 +3155,6 @@ namespace boost { namespace numeric { namespace ublas {
                 assign_temporary (temporary);
             }
             else {
-                // only necessary for non POD to maintain default initialised invariant
-	            std::fill (data_ + size1_*size2_, data_ + size1+size2, value_type ());
                 size1_ = size1;
                 size2_ = size2;
 	        }
diff --git a/include/boost/numeric/ublas/vector.hpp b/include/boost/numeric/ublas/vector.hpp
index c5a45458..cf980714 100644
--- a/include/boost/numeric/ublas/vector.hpp
+++ b/include/boost/numeric/ublas/vector.hpp
@@ -1218,8 +1218,6 @@ namespace boost { namespace numeric { namespace ublas {
         void resize (size_type size, bool preserve = true) {
             if (size > N)
                 bad_size ().raise ();
-                // only necessary for non POD to maintain default initialised invariant
-            std::fill (data_ + size_, data_ + size, value_type ());
             size_ = size;
         }