diff --git a/include/data/crypto/hash/digest.hpp b/include/data/crypto/hash/digest.hpp
index 2998d3db..3cad2310 100644
--- a/include/data/crypto/hash/digest.hpp
+++ b/include/data/crypto/hash/digest.hpp
@@ -11,7 +11,6 @@ namespace data::crypto {
     
     template <size_t s>
     struct digest : math::uint<endian::little, s> {
-        static const uint32 size = s;
         
         using math::uint<endian::little, s>::uint;
         
diff --git a/include/data/crypto/random.hpp b/include/data/crypto/random.hpp
index 30695793..bd6067ae 100644
--- a/include/data/crypto/random.hpp
+++ b/include/data/crypto/random.hpp
@@ -7,6 +7,7 @@
 
 #include <data/iterable.hpp>
 #include <data/cross.hpp>
+#include <data/size.hpp>
 
 namespace data::crypto {
     
@@ -33,7 +34,7 @@ namespace data::crypto {
         
         template <typename X>
         random& operator>>(X& x) {
-            get(x.data(), x.size());
+            get(x.data(), data::size(x));
             return *this;
         }